{"id":"https://openalex.org/W2741809807","doi":"https://doi.org/10.7717/peerj.4375","title":"The state of OA: a large-scale analysis of the prevalence and impact of Open Access articles","display_name":"The state of OA: a large-scale analysis of the prevalence and impact of Open Access articles","publication_year":2018,"publication_date":"2018-02-13","ids":{"openalex":"https://openalex.org/W2741809807","doi":"https://doi.org/10.7717/peerj.4375","mag":"2741809807","pmid":"https://pubmed.ncbi.nlm.nih.gov/29456894"},"language":"en","primary_location":{"id":"doi:10.7717/peerj.4375","is_oa":true,"landing_page_url":"https://doi.org/10.7717/peerj.4375","pdf_url":null,"source":{"id":"https://openalex.org/S1983995261","display_name":"PeerJ","issn_l":"2167-8359","issn":["2167-8359"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310320104","host_organization_name":"PeerJ, Inc.","host_organization_lineage":["https://openalex.org/P4310320104"],"host_organization_lineage_names":["PeerJ, Inc."],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PeerJ","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","datacite","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.7717/peerj.4375","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048491430","display_name":"Heather Piwowar","orcid":"https://orcid.org/0000-0003-1613-5981","observed_orcids":["https://orcid.org/0000-0003-1613-5981"]},"institutions":[{"id":"https://openalex.org/I4200000001","display_name":"OpenAlex","ror":"https://ror.org/02nr0ka47","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4200000001"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Heather Piwowar","raw_affiliation_strings":["Impactstory, Sanford, NC, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Impactstory, Sanford, NC, USA","institution_ids":["https://openalex.org/I4200000001"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023888391","display_name":"Jason R Priem","orcid":"https://orcid.org/0000-0001-6187-6610","observed_orcids":["https://orcid.org/0000-0001-6187-6610"]},"institutions":[{"id":"https://openalex.org/I4200000001","display_name":"OpenAlex","ror":"https://ror.org/02nr0ka47","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4200000001"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jason Priem","raw_affiliation_strings":["Impactstory, Sanford, NC, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Impactstory, Sanford, NC, USA","institution_ids":["https://openalex.org/I4200000001"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068542997","display_name":"Vincent Larivi\u00e8re","orcid":"https://orcid.org/0000-0002-2733-0689","observed_orcids":["https://orcid.org/0000-0002-2733-0689"]},"institutions":[{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]},{"id":"https://openalex.org/I70931966","display_name":"Universit\u00e9 de Montr\u00e9al","ror":"https://ror.org/0161xgx34","country_code":"CA","type":"education","lineage":["https://openalex.org/I70931966"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Vincent Larivi\u00e8re","raw_affiliation_strings":["Observatoire des Sciences et des Technologies (OST), Centre Interuniversitaire de Recherche sur la Science et la Technologie (CIRST), Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada","\u00c9cole de biblioth\u00e9conomie et des sciences de l\u2019information, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, QC, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Observatoire des Sciences et des Technologies (OST), Centre Interuniversitaire de Recherche sur la Science et la Technologie (CIRST), Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada","institution_ids":["https://openalex.org/I159129438"]},{"raw_affiliation_string":"\u00c9cole de biblioth\u00e9conomie et des sciences de l\u2019information, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, QC, Canada","institution_ids":["https://openalex.org/I70931966"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085171399","display_name":"Juan Pablo Alper\u00edn","orcid":"https://orcid.org/0000-0002-9344-7439","observed_orcids":["https://orcid.org/0000-0002-9344-7439"]},"institutions":[{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]},{"id":"https://openalex.org/I4387153203","display_name":"Public Knowledge Project","ror":"https://ror.org/05ek4tb53","country_code":null,"type":"other","lineage":["https://openalex.org/I18014758","https://openalex.org/I4387153203"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Juan Pablo Alperin","raw_affiliation_strings":["Canadian Institute for Studies in Publishing, Simon Fraser University, Vancouver, BC, Canada","Public Knowledge Project, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canadian Institute for Studies in Publishing, Simon Fraser University, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I18014758"]},{"raw_affiliation_string":"Public Knowledge Project, Canada","institution_ids":["https://openalex.org/I4387153203"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066880338","display_name":"Lisa Matthias","orcid":"https://orcid.org/0000-0002-2612-2132","observed_orcids":["https://orcid.org/0000-0002-2612-2132"]},"institutions":[{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Lisa Matthias","raw_affiliation_strings":["Scholarly Communications Lab, Simon Fraser University, Vancouver, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Scholarly Communications Lab, Simon Fraser University, Vancouver, Canada","institution_ids":["https://openalex.org/I18014758"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015414792","display_name":"Bree Norlander","orcid":"https://orcid.org/0000-0002-0431-4221","observed_orcids":["https://orcid.org/0000-0002-0431-4221"]},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bree Norlander","raw_affiliation_strings":["FlourishOA, USA","Information School, University of Washington, Seattle, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"FlourishOA, USA","institution_ids":[]},{"raw_affiliation_string":"Information School, University of Washington, Seattle, USA","institution_ids":["https://openalex.org/I201448701"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062989025","display_name":"Ashley Farley","orcid":"https://orcid.org/0000-0001-9310-6944","observed_orcids":["https://orcid.org/0000-0001-9310-6944"]},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ashley Farley","raw_affiliation_strings":["FlourishOA, USA","Information School, University of Washington, Seattle, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"FlourishOA, USA","institution_ids":[]},{"raw_affiliation_string":"Information School, University of Washington, Seattle, USA","institution_ids":["https://openalex.org/I201448701"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046879461","display_name":"Jevin D. West","orcid":"https://orcid.org/0000-0002-4118-0322","observed_orcids":["https://orcid.org/0000-0002-4118-0322"]},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jevin West","raw_affiliation_strings":["Information School, University of Washington, Seattle, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information School, University of Washington, Seattle, USA","institution_ids":["https://openalex.org/I201448701"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014077037","display_name":"Stefanie Haustein","orcid":"https://orcid.org/0000-0003-0157-1430","observed_orcids":["https://orcid.org/0000-0003-0157-1430"]},"institutions":[{"id":"https://openalex.org/I153718931","display_name":"University of Ottawa","ror":"https://ror.org/03c4mmv16","country_code":"CA","type":"education","lineage":["https://openalex.org/I153718931"]},{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Stefanie Haustein","raw_affiliation_strings":["Observatoire des Sciences et des Technologies (OST), Centre Interuniversitaire de Recherche sur la Science et la Technologie (CIRST), Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada","School of Information Studies, University of Ottawa, Ottawa, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Observatoire des Sciences et des Technologies (OST), Centre Interuniversitaire de Recherche sur la Science et la Technologie (CIRST), Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada","institution_ids":["https://openalex.org/I159129438"]},{"raw_affiliation_string":"School of Information Studies, University of Ottawa, Ottawa, ON, Canada","institution_ids":["https://openalex.org/I153718931"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1395,"currency":"USD","value_usd":1395},"apc_paid":{"value":1395,"currency":"USD","value_usd":1395},"fwci":95.5435,"has_fulltext":false,"cited_by_count":1261,"citation_normalized_percentile":{"value":0.99964998,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"6","issue":null,"first_page":"e4375","last_page":"e4375"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10102","display_name":"scientometrics and bibliometrics research","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10102","display_name":"scientometrics and bibliometrics research","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13607","display_name":"Academic Publishing and Open Access","score":0.9807000160217285,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11937","display_name":"Research Data Management Practices","score":0.9185000061988831,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/citation","display_name":"Citation","score":0.6881897449493408},{"id":"https://openalex.org/keywords/license","display_name":"License","score":0.591956377029419},{"id":"https://openalex.org/keywords/scholarly-communication","display_name":"Scholarly communication","score":0.5683152079582214},{"id":"https://openalex.org/keywords/web-of-science","display_name":"Web of science","score":0.5055372714996338},{"id":"https://openalex.org/keywords/bibliometrics","display_name":"Bibliometrics","score":0.49622708559036255},{"id":"https://openalex.org/keywords/open-science","display_name":"Open science","score":0.48734793066978455},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4529983401298523},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.45292723178863525},{"id":"https://openalex.org/keywords/citation-analysis","display_name":"Citation analysis","score":0.43920913338661194},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.38992488384246826},{"id":"https://openalex.org/keywords/library-science","display_name":"Library science","score":0.37244927883148193},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.24154111742973328},{"id":"https://openalex.org/keywords/meta-analysis","display_name":"Meta-analysis","score":0.1599384844303131},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.14859050512313843},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13449501991271973},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11654329299926758}],"concepts":[{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.6881897449493408},{"id":"https://openalex.org/C2780560020","wikidata":"https://www.wikidata.org/wiki/Q79719","display_name":"License","level":2,"score":0.591956377029419},{"id":"https://openalex.org/C2777462167","wikidata":"https://www.wikidata.org/wiki/Q7432048","display_name":"Scholarly communication","level":3,"score":0.5683152079582214},{"id":"https://openalex.org/C3020774429","wikidata":"https://www.wikidata.org/wiki/Q1201886","display_name":"Web of science","level":3,"score":0.5055372714996338},{"id":"https://openalex.org/C178315738","wikidata":"https://www.wikidata.org/wiki/Q603441","display_name":"Bibliometrics","level":2,"score":0.49622708559036255},{"id":"https://openalex.org/C2778149293","wikidata":"https://www.wikidata.org/wiki/Q309823","display_name":"Open science","level":2,"score":0.48734793066978455},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4529983401298523},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.45292723178863525},{"id":"https://openalex.org/C105345328","wikidata":"https://www.wikidata.org/wiki/Q206276","display_name":"Citation analysis","level":3,"score":0.43920913338661194},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.38992488384246826},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.37244927883148193},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.24154111742973328},{"id":"https://openalex.org/C95190672","wikidata":"https://www.wikidata.org/wiki/Q815382","display_name":"Meta-analysis","level":2,"score":0.1599384844303131},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.14859050512313843},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13449501991271973},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11654329299926758},{"id":"https://openalex.org/C151719136","wikidata":"https://www.wikidata.org/wiki/Q3972943","display_name":"Publishing","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":11,"locations":[{"id":"doi:10.7717/peerj.4375","is_oa":true,"landing_page_url":"https://doi.org/10.7717/peerj.4375","pdf_url":null,"source":{"id":"https://openalex.org/S1983995261","display_name":"PeerJ","issn_l":"2167-8359","issn":["2167-8359"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310320104","host_organization_name":"PeerJ, Inc.","host_organization_lineage":["https://openalex.org/P4310320104"],"host_organization_lineage_names":["PeerJ, Inc."],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PeerJ","raw_type":"journal-article"},{"id":"pmid:29456894","is_oa":true,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/29456894","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PeerJ","raw_type":"Journal Article"},{"id":"pmh:oai:europepmc.org:4724910","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5815332","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:5815332","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/5815332","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"PeerJ","raw_type":"Text"},{"id":"pmh:oai:digitalcommons.unl.edu:scholcom-1143","is_oa":true,"landing_page_url":"https://digitalcommons.unl.edu/scholcom/142","pdf_url":null,"source":{"id":"https://openalex.org/S4306400577","display_name":"Lincoln (University of Nebraska)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I114395901","host_organization_name":"University of Nebraska\u2013Lincoln","host_organization_lineage":["https://openalex.org/I114395901"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Copyright, Fair Use, Scholarly Communication, etc.","raw_type":"text"},{"id":"pmh:oai:HAL:hal-05527458v1","is_oa":false,"landing_page_url":"https://hal.science/hal-05527458","pdf_url":null,"source":{"id":"https://openalex.org/S4406922276","display_name":"INRIA a CCSD electronic archive server","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"PeerJ, 2018, 6, pp.e4375-e4375. &#x27E8;10.7717/peerj.4375&#x27E9;","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:13b0006802e745a6973c19b2ecb9b97a","is_oa":true,"landing_page_url":"https://doaj.org/article/13b0006802e745a6973c19b2ecb9b97a","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"PeerJ, Vol 6, p e4375 (2018)","raw_type":"article"},{"id":"pmh:oai:papyrus.bib.umontreal.ca:1866/23242","is_oa":true,"landing_page_url":"http://hdl.handle.net/1866/23242","pdf_url":null,"source":{"id":"https://openalex.org/S4306402422","display_name":"Papyrus : Institutional Repository (Universit\u00e9 de Montr\u00e9al)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I70931966","host_organization_name":"Universit\u00e9 de Montr\u00e9al","host_organization_lineage":["https://openalex.org/I70931966"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:summit.sfu.ca:17691","is_oa":false,"landing_page_url":"http://summit.sfu.ca/item/17691","pdf_url":null,"source":{"id":"https://openalex.org/S4306400490","display_name":"Summit (Simon Fraser University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I18014758","host_organization_name":"Simon Fraser University","host_organization_lineage":["https://openalex.org/I18014758"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:umontreal.scholaris.ca:1866/23242","is_oa":true,"landing_page_url":"http://hdl.handle.net/1866/23242","pdf_url":null,"source":{"id":"https://openalex.org/S4306402422","display_name":"Papyrus : Institutional Repository (Universit\u00e9 de Montr\u00e9al)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I70931966","host_organization_name":"Universit\u00e9 de Montr\u00e9al","host_organization_lineage":["https://openalex.org/I70931966"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"journal article"},{"id":"doi:10.5281/zenodo.18201069","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.18201069","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"JournalArticle"}],"best_oa_location":{"id":"doi:10.7717/peerj.4375","is_oa":true,"landing_page_url":"https://doi.org/10.7717/peerj.4375","pdf_url":null,"source":{"id":"https://openalex.org/S1983995261","display_name":"PeerJ","issn_l":"2167-8359","issn":["2167-8359"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310320104","host_organization_name":"PeerJ, Inc.","host_organization_lineage":["https://openalex.org/P4310320104"],"host_organization_lineage_names":["PeerJ, Inc."],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"PeerJ","raw_type":"journal-article"},"sustainable_development_goals":[],"x_sdgs":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W1560783210","https://openalex.org/W1724212071","https://openalex.org/W1767272795","https://openalex.org/W1917633107","https://openalex.org/W1931854307","https://openalex.org/W1944943415","https://openalex.org/W1957687230","https://openalex.org/W1989318653","https://openalex.org/W2003844967","https://openalex.org/W2016860460","https://openalex.org/W2020807482","https://openalex.org/W2029057325","https://openalex.org/W2031754690","https://openalex.org/W2048185449","https://openalex.org/W2078310052","https://openalex.org/W2089123513","https://openalex.org/W2115339903","https://openalex.org/W2140880926","https://openalex.org/W2160597895","https://openalex.org/W2231201268","https://openalex.org/W2299516731","https://openalex.org/W2306268324","https://openalex.org/W2322381034","https://openalex.org/W2343014812","https://openalex.org/W2345375849","https://openalex.org/W2463568293","https://openalex.org/W2511661767","https://openalex.org/W2511663072","https://openalex.org/W2520991028","https://openalex.org/W2563251083","https://openalex.org/W2566143661","https://openalex.org/W2587705861","https://openalex.org/W2588027260","https://openalex.org/W2611818942","https://openalex.org/W2737712680","https://openalex.org/W2753353163","https://openalex.org/W2762597540","https://openalex.org/W2785823074","https://openalex.org/W2953072907","https://openalex.org/W2997143876","https://openalex.org/W3012252063","https://openalex.org/W3121567788","https://openalex.org/W4254015553","https://openalex.org/W4298108315","https://openalex.org/W4301734034","https://openalex.org/W6637734586","https://openalex.org/W6640061894","https://openalex.org/W6640335369","https://openalex.org/W6640848857","https://openalex.org/W6687877900","https://openalex.org/W6725637556","https://openalex.org/W6744027076","https://openalex.org/W6887727194","https://openalex.org/W6948399261"],"related_works":["https://openalex.org/W2294604317","https://openalex.org/W2060904856","https://openalex.org/W2086473138","https://openalex.org/W203102807","https://openalex.org/W3201736257","https://openalex.org/W3203790917","https://openalex.org/W2904800587","https://openalex.org/W2285613965","https://openalex.org/W2162430746","https://openalex.org/W2608652318"],"abstract_inverted_index":{"Despite":[0],"growing":[1],"interest":[2],"in":[3,57,73,110,122],"Open":[4,201],"Access":[5],"(OA)":[6],"to":[7,54,252],"scholarly":[8,105],"literature,":[9],"there":[10],"is":[11,107,116,176],"an":[12,34,85,185,199,231],"unmet":[13],"need":[14,31],"for":[15,42,174,219],"large-scale,":[16],"up-to-date,":[17],"and":[18,24,77,112,124,144,221,237,256],"reproducible":[19],"studies":[20],"assessing":[21],"the":[22,104,134,145,170,195,206,213,245],"prevalence":[23],"characteristics":[25],"of":[26,51,75,83,103,137,141,163,209],"OA.":[27,168,239],"We":[28,46,97,203,240],"address":[29],"this":[30,114,142],"using":[32,95,244],"oaDOI,":[33],"open":[35],"online":[36],"service":[37],"that":[38,89,99,113,147,155],"determines":[39],"OA":[40,56,93,108,138,159,175,210,223,254],"status":[41],"67":[43],"million":[44],"articles.":[45],"use":[47],"three":[48,58],"samples,":[49],"each":[50],"100,000":[52],"articles,":[53,152,211],"investigate":[55],"populations:":[59],"(1)":[60],"all":[61],"journal":[62,70],"articles":[63,71,79,94,164,191,224],"assigned":[64],"a":[65,250],"Crossref":[66],"DOI,":[67],"(2)":[68],"recent":[69,128],"indexed":[72],"Web":[74],"Science,":[76],"(3)":[78],"viewed":[80],"by":[81,120,235],"users":[82,91,157],"Unpaywall,":[84],"open-source":[86],"browser":[87],"extension":[88],"lets":[90],"find":[92,154],"oaDOI.":[96],"estimate":[98],"at":[100],"least":[101],"28%":[102],"literature":[106],"(19M":[109],"total)":[111],"proportion":[115],"growing,":[117],"driven":[118,233],"particularly":[119],"growth":[121],"Gold":[123],"Hybrid.":[125],"The":[126],"most":[127,171],"year":[129],"analyzed":[130],"(2015)":[131],"also":[132,204],"has":[133],"highest":[135],"percentage":[136],"(45%).":[139],"Because":[140],"growth,":[143],"fact":[146],"readers":[148],"disproportionately":[149],"access":[150],"newer":[151],"we":[153,188],"Unpaywall":[156],"encounter":[158],"quite":[160],"frequently:":[161],"47%":[162],"they":[165],"view":[166],"are":[167],"Notably,":[169],"common":[172],"mechanism":[173],"not":[177],"Gold,":[178],"Green,":[179],"or":[180],"Hybrid":[181,238],"OA,":[182],"but":[183],"rather":[184],"under-discussed":[186],"category":[187],"dub":[189],"Bronze:":[190],"made":[192],"free-to-read":[193],"on":[194],"publisher":[196],"website,":[197],"without":[198],"explicit":[200],"license.":[202],"examine":[205],"citation":[207,216],"impact":[208],"corroborating":[212],"so-called":[214],"open-access":[215],"advantage:":[217],"accounting":[218],"age":[220],"discipline,":[222],"receive":[225],"18%":[226],"more":[227],"citations":[228],"than":[229],"average,":[230],"effect":[232],"primarily":[234],"Green":[236],"encourage":[241],"further":[242],"research":[243],"free":[246],"oaDOI":[247],"service,":[248],"as":[249],"way":[251],"inform":[253],"policy":[255],"practice.":[257]},"counts_by_year":[{"year":2026,"cited_by_count":122},{"year":2025,"cited_by_count":134},{"year":2024,"cited_by_count":135},{"year":2023,"cited_by_count":152},{"year":2022,"cited_by_count":161},{"year":2021,"cited_by_count":158},{"year":2020,"cited_by_count":188},{"year":2019,"cited_by_count":140},{"year":2018,"cited_by_count":60},{"year":2017,"cited_by_count":10}],"updated_date":"2026-09-26T08:19:03.415552","created_date":"2025-10-10T00:00:00"}
