{"id":"https://openalex.org/W2188273124","doi":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","title":"Paleocene and Eocene Diatom Biostratigraphy and Taxonomy of Eastern Indian Ocean Site 752","display_name":"Paleocene and Eocene Diatom Biostratigraphy and Taxonomy of Eastern Indian Ocean Site 752","publication_year":1991,"publication_date":"1991-11-01","ids":{"openalex":"https://openalex.org/W2188273124","doi":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","mag":"2188273124"},"language":"en","primary_location":{"id":"doi:10.2973/odp.proc.sr.121.136.1991","doi":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","is_oa":true,"landing_page_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","pdf_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Ocean Drilling Program","raw_type":"book-chapter"},"volume":null,"type":"book-chapter","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112484492","display_name":"Elisabeth Fourtanier","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"E. Fourtanier","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5112484492"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7458,"has_fulltext":true,"cited_by_count":19,"citation_normalized_percentile":{"value":0.64285714,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11354","display_name":"Evolution and Paleontology Studies","score":0.0034000000450760126,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.000699999975040555,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/diatom-biostratigraphy","display_name":"diatom biostratigraphy","score":0.9269999861717224},{"id":"https://openalex.org/keywords/paleocene-eocene-boundary","display_name":"Paleocene-Eocene boundary","score":0.8870000243186951},{"id":"https://openalex.org/keywords/diatom-taxonomy","display_name":"diatom taxonomy","score":0.8930000066757202},{"id":"https://openalex.org/keywords/diatom-zonation","display_name":"diatom zonation","score":0.9079999923706055},{"id":"https://openalex.org/keywords/broken-ridge","display_name":"Broken Ridge","score":0.6240000128746033},{"id":"https://openalex.org/keywords/eastern-indian-ocean","display_name":"eastern Indian Ocean","score":0.8140000104904175},{"id":"https://openalex.org/keywords/magnetostratigraphy","display_name":"magnetostratigraphy","score":0.7310000061988831},{"id":"https://openalex.org/keywords/calcareous-nannofossils","display_name":"calcareous nannofossils","score":0.9639999866485596},{"id":"https://openalex.org/keywords/planktonic-foraminifera","display_name":"planktonic foraminifera","score":0.890999972820282}],"concepts":[{"id":"https://openalex.org/C2778902744","wikidata":"https://www.wikidata.org/wiki/Q162678","display_name":"Diatom","level":2,"score":0.9248974323272705},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.793489396572113},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.781192421913147},{"id":"https://openalex.org/C61721801","wikidata":"https://www.wikidata.org/wiki/Q864826","display_name":"Biostratigraphy","level":2,"score":0.7224065065383911},{"id":"https://openalex.org/C49015763","wikidata":"https://www.wikidata.org/wiki/Q1884430","display_name":"Magnetostratigraphy","level":3,"score":0.586601734161377},{"id":"https://openalex.org/C32277403","wikidata":"https://www.wikidata.org/wiki/Q740445","display_name":"Ridge","level":2,"score":0.52135169506073},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.4016697108745575},{"id":"https://openalex.org/C189479680","wikidata":"https://www.wikidata.org/wiki/Q853422","display_name":"Paleomagnetism","level":2,"score":0.1114027202129364}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2973/odp.proc.sr.121.136.1991","doi":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","is_oa":true,"landing_page_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","pdf_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Ocean Drilling Program","raw_type":"book-chapter"}],"best_oa_location":{"id":"doi:10.2973/odp.proc.sr.121.136.1991","doi":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","is_oa":true,"landing_page_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","pdf_url":"https://doi.org/10.2973/odp.proc.sr.121.136.1991","source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Ocean Drilling Program","raw_type":"book-chapter"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320332183","display_name":"U.S. Geological Survey","ror":"https://ror.org/035a68863"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2188273124.pdf","grobid_xml":"https://content.openalex.org/works/W2188273124.grobid-xml"},"referenced_works_count":14,"referenced_works":["https://openalex.org/W1522160258","https://openalex.org/W2061067595","https://openalex.org/W2085790365","https://openalex.org/W2171409329","https://openalex.org/W2270252866","https://openalex.org/W2278315750","https://openalex.org/W2319501067","https://openalex.org/W2325268008","https://openalex.org/W2337522846","https://openalex.org/W2481825216","https://openalex.org/W2482095111","https://openalex.org/W2498376027","https://openalex.org/W4239754221","https://openalex.org/W4254365546"],"related_works":["https://openalex.org/W7008376173","https://openalex.org/W2499249601","https://openalex.org/W2318010370","https://openalex.org/W4238665248","https://openalex.org/W2505260967","https://openalex.org/W260227043","https://openalex.org/W2481041413","https://openalex.org/W2486760345","https://openalex.org/W2007444944","https://openalex.org/W7098497863"],"abstract_inverted_index":{"The":[0],"Paleocene/Eocene":[1],"boundary":[2],"was":[3],"recovered":[4],"for":[5,56],"the":[6,21,57,62,79,82],"first":[7,93,105,116],"time":[8],"in":[9],"diatom-bearing":[10],"sediments":[11],"at":[12],"Broken":[13],"Ridge,":[14],"Site":[15,65],"752.Diatom":[16],"assemblages":[17],"are":[18,74,123],"documented":[19],"throughout":[20],"180-m-thick":[22],"sequence":[23],"of":[24,42,64,69,89],"upper":[25],"Paleocene":[26],"to":[27,46,81,92,104,115],"lower":[28],"Eocene":[29,59],"sediments.Age":[30],"control":[31],"available":[32],"from":[33],"magnetostratigraphy,":[34],"calcareous":[35],"nannofossils,":[36],"and":[37,67,133],"planktonic":[38],"foraminifers":[39],"allows":[40],"calibration":[41],"diatom":[43,52,72],"datum":[44],"levels":[45],"absolute":[47],"time.A":[48],"partly":[49],"new/partly":[50],"revised":[51],"zonation":[53],"is":[54],"proposed":[55],"Paleocene/early":[58],"based":[60],"on":[61],"results":[63],"752":[66],"consideration":[68],"other":[70],"studies.The":[71],"zones":[73],"defined":[75],"as":[76],"follows":[77],"(from":[78],"youngest":[80],"oldest):":[83],"Pyxilla":[84,95,102],"gracilis":[85,103],"Zone":[86,99,111],"(first":[87,100,112],"occurrence":[88,94,101,106,117],"Craspedodiscus":[90],"undulatus":[91],"gracilis);":[96],"Hemiaulus":[97,107,109,118,134],"incurvus":[98,114],"incurvus);":[108],"peripterus":[110,119,135],"occurrence'Hemiaulus":[113],"var.peripterus).Three":[120],"new":[121],"taxa":[122],"described:":[124],"Anaulus":[125],"fennerae":[126],"n.":[127,131,137],"sp.,":[128,132],"Stictodiscus":[129],"bipolaris":[130],"var.longispinus":[136],"var.":[138]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}
