{"id":"https://openalex.org/W2111030724","doi":"https://doi.org/10.1007/3-540-51486-4_84","title":"Oracle branching programs and Logspace versus P","display_name":"Oracle branching programs and Logspace versus P","publication_year":1989,"publication_date":"1989-01-01","ids":{"openalex":"https://openalex.org/W2111030724","doi":"https://doi.org/10.1007/3-540-51486-4_84","mag":"2111030724"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-51486-4_84","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-51486-4_84","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082512839","display_name":"David A. Mix Barrington","orcid":"https://orcid.org/0000-0002-5958-2792"},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"David A. Mix Barrington","raw_affiliation_strings":["Dept. of Computer and Information Science, University of Massachusetts, 01003, Amherst, Massachusetts, USA","Dept. of Computer and Information Science, University of Massachusetts, Amherst, USA","University of Massachusetts"],"affiliations":[{"raw_affiliation_string":"Dept. of Computer and Information Science, University of Massachusetts, 01003, Amherst, Massachusetts, USA","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"Dept. of Computer and Information Science, University of Massachusetts, Amherst, USA","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"University of Massachusetts","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039352699","display_name":"Pierre McKenzie","orcid":"https://orcid.org/0000-0002-2483-8305"},"institutions":[{"id":"https://openalex.org/I4210111842","display_name":"Computer Research Institute of Montr\u00e9al","ror":"https://ror.org/0279d5115","country_code":"CA","type":"nonprofit","lineage":["https://openalex.org/I4210111842"]},{"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"]},{"id":"https://openalex.org/I4210161954","display_name":"D\u00e9partement d'Informatique","ror":"https://ror.org/05y6rqs46","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I2746051580","https://openalex.org/I29607241","https://openalex.org/I4210159245","https://openalex.org/I4210161954"]}],"countries":["CA","FR"],"is_corresponding":false,"raw_author_name":"Pierre McKenzie","raw_affiliation_strings":["D\u00e9p. d'informatique et de recherche op\u00e9rationnelle, Universit\u00e9 de Montr\u00e9al, C.P. 6128 \u201cA\u201d, H3C 3J7, Montr\u00e9al, Qu\u00e9bec, Canada","D\u00e9p. d'informatique et de recherche op\u00e9rationnelle, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, Canada","UNIVERSITE DE MONTREAL"],"affiliations":[{"raw_affiliation_string":"D\u00e9p. d'informatique et de recherche op\u00e9rationnelle, Universit\u00e9 de Montr\u00e9al, C.P. 6128 \u201cA\u201d, H3C 3J7, Montr\u00e9al, Qu\u00e9bec, Canada","institution_ids":["https://openalex.org/I70931966","https://openalex.org/I4210161954","https://openalex.org/I4210111842"]},{"raw_affiliation_string":"D\u00e9p. d'informatique et de recherche op\u00e9rationnelle, Universit\u00e9 de Montr\u00e9al, Montr\u00e9al, Canada","institution_ids":["https://openalex.org/I70931966"]},{"raw_affiliation_string":"UNIVERSITE DE MONTREAL","institution_ids":["https://openalex.org/I70931966"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5082512839"],"corresponding_institution_ids":["https://openalex.org/I24603500"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.811,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.73488865,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"370","last_page":"379"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/oracle","display_name":"Oracle","score":0.7901568412780762},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7880198955535889},{"id":"https://openalex.org/keywords/branching","display_name":"Branching (polymer chemistry)","score":0.6574565768241882},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.35204190015792847},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.32856225967407227}],"concepts":[{"id":"https://openalex.org/C55166926","wikidata":"https://www.wikidata.org/wiki/Q2892946","display_name":"Oracle","level":2,"score":0.7901568412780762},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7880198955535889},{"id":"https://openalex.org/C206175624","wikidata":"https://www.wikidata.org/wiki/Q595731","display_name":"Branching (polymer chemistry)","level":2,"score":0.6574565768241882},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.35204190015792847},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.32856225967407227},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-51486-4_84","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-51486-4_84","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1499479569","https://openalex.org/W1528304975","https://openalex.org/W1975470561","https://openalex.org/W1979641885","https://openalex.org/W1980967952","https://openalex.org/W1982129592","https://openalex.org/W1989887898","https://openalex.org/W1990870868","https://openalex.org/W1999647826","https://openalex.org/W2002089154","https://openalex.org/W2005390858","https://openalex.org/W2017205387","https://openalex.org/W2039529128","https://openalex.org/W2061739322","https://openalex.org/W2079401865","https://openalex.org/W2088956149","https://openalex.org/W2099251677","https://openalex.org/W2111030724","https://openalex.org/W2128428740","https://openalex.org/W2142979436","https://openalex.org/W2156184725","https://openalex.org/W3160915080","https://openalex.org/W6608031758"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2073713056","https://openalex.org/W3110702597","https://openalex.org/W2125620709","https://openalex.org/W2462424100","https://openalex.org/W2110441383","https://openalex.org/W2045932760","https://openalex.org/W2148974013","https://openalex.org/W2390279801","https://openalex.org/W2034871982"],"abstract_inverted_index":null,"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-01-15T23:16:33.117629","created_date":"2025-10-10T00:00:00"}
