{"id":"https://openalex.org/W2093951432","doi":"https://doi.org/10.1016/s0012-365x(85)80001-7","title":"Compositions for perfect graphs","display_name":"Compositions for perfect graphs","publication_year":1985,"publication_date":"1985-01-01","ids":{"openalex":"https://openalex.org/W2093951432","doi":"https://doi.org/10.1016/s0012-365x(85)80001-7","mag":"2093951432"},"language":"en","primary_location":{"id":"doi:10.1016/s0012-365x(85)80001-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0012-365x(85)80001-7","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Mathematics","raw_type":"journal-article"},"type":"article","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/A5014470090","display_name":"G\u00e9rard Cornu\u00e9jols","orcid":"https://orcid.org/0000-0002-3976-1021"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"G. Cornu\u00e9jols","raw_affiliation_strings":["Carnegie-Mellon University, Pittsburgh, PA 15213, U.S.A","Carnegie-Mellon University , Pittsburgh, Pa, 15213, U.S.A"],"affiliations":[{"raw_affiliation_string":"Carnegie-Mellon University, Pittsburgh, PA 15213, U.S.A","institution_ids":["https://openalex.org/I74973139"]},{"raw_affiliation_string":"Carnegie-Mellon University , Pittsburgh, Pa, 15213, U.S.A","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113489094","display_name":"William H. Cunningham","orcid":null},"institutions":[{"id":"https://openalex.org/I67031392","display_name":"Carleton University","ror":"https://ror.org/02qtvee93","country_code":"CA","type":"education","lineage":["https://openalex.org/I67031392"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"W.H. Cunningham","raw_affiliation_strings":["Carleton University, Ottawa, Ont. K1S 5B6, Canada","Carleton University, Ottawa, Ont., K1S 5B6 Canada#TAB#"],"affiliations":[{"raw_affiliation_string":"Carleton University, Ottawa, Ont. K1S 5B6, Canada","institution_ids":["https://openalex.org/I67031392"]},{"raw_affiliation_string":"Carleton University, Ottawa, Ont., K1S 5B6 Canada#TAB#","institution_ids":["https://openalex.org/I67031392"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5014470090"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":1.0455,"has_fulltext":false,"cited_by_count":86,"citation_normalized_percentile":{"value":0.78236364,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"55","issue":"3","first_page":"245","last_page":"254"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9980000257492065,"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"}},"topics":[{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9980000257492065,"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/T11567","display_name":"semigroups and automata theory","score":0.996999979019165,"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/T12541","display_name":"Graph Labeling and Dimension Problems","score":0.993399977684021,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6702913641929626},{"id":"https://openalex.org/keywords/amalgam","display_name":"Amalgam (chemistry)","score":0.6658887267112732},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6185239553451538},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5510955452919006},{"id":"https://openalex.org/keywords/clique","display_name":"Clique","score":0.45775851607322693},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.40724706649780273}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6702913641929626},{"id":"https://openalex.org/C51795115","wikidata":"https://www.wikidata.org/wiki/Q182574","display_name":"Amalgam (chemistry)","level":3,"score":0.6658887267112732},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6185239553451538},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5510955452919006},{"id":"https://openalex.org/C2777035058","wikidata":"https://www.wikidata.org/wiki/Q1662634","display_name":"Clique","level":2,"score":0.45775851607322693},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.40724706649780273},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0012-365x(85)80001-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0012-365x(85)80001-7","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Mathematics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W204449457","https://openalex.org/W1530753374","https://openalex.org/W1560644985","https://openalex.org/W1968161962","https://openalex.org/W1991410678","https://openalex.org/W1997998268","https://openalex.org/W2079919815","https://openalex.org/W2106818977","https://openalex.org/W6608291128","https://openalex.org/W6633289125","https://openalex.org/W6670579148"],"related_works":["https://openalex.org/W2362671758","https://openalex.org/W4249871652","https://openalex.org/W4240160519","https://openalex.org/W4254424686","https://openalex.org/W2463559346","https://openalex.org/W1978671991","https://openalex.org/W2473064315","https://openalex.org/W4251332406","https://openalex.org/W3172344618","https://openalex.org/W2984191194"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":7},{"year":2012,"cited_by_count":5}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}