{"id":"https://openalex.org/W1969953447","doi":"https://doi.org/10.1016/s0020-0190(97)00177-4","title":"A polynomial algorithm for the extendability problem in bipartite graphs","display_name":"A polynomial algorithm for the extendability problem in bipartite graphs","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W1969953447","doi":"https://doi.org/10.1016/s0020-0190(97)00177-4","mag":"1969953447"},"language":"en","primary_location":{"id":"doi:10.1016/s0020-0190(97)00177-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0020-0190(97)00177-4","pdf_url":null,"source":{"id":"https://openalex.org/S147953040","display_name":"Information Processing Letters","issn_l":"0020-0190","issn":["0020-0190","1872-6119"],"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":"Information Processing Letters","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/A5013826048","display_name":"Jamel Lakhal","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"J. Lakhal","raw_affiliation_strings":["D\u00e9partement Informatique, Institut National des T\u00e9l\u00e9communications, rue Charles Fourrier 9, 91011 Evry, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D\u00e9partement Informatique, Institut National des T\u00e9l\u00e9communications, rue Charles Fourrier 9, 91011 Evry, France","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015404125","display_name":"L. Litzler","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"L. Litzler","raw_affiliation_strings":["D\u00e9partement Informatique, Institut National des T\u00e9l\u00e9communications, rue Charles Fourrier 9, 91011 Evry, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D\u00e9partement Informatique, Institut National des T\u00e9l\u00e9communications, rue Charles Fourrier 9, 91011 Evry, France","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5013826048"],"corresponding_institution_ids":[],"apc_list":{"value":2040,"currency":"USD","value_usd":2040},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.10592673,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"65","issue":"1","first_page":"11","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9998999834060669,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9998999834060669,"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9994999766349792,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9977999925613403,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/bipartite-graph","display_name":"Bipartite graph","score":0.8415755033493042},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.8017663955688477},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6979179978370667},{"id":"https://openalex.org/keywords/time-complexity","display_name":"Time complexity","score":0.5861251950263977},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5215147137641907},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.49612435698509216},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4608229398727417}],"concepts":[{"id":"https://openalex.org/C197657726","wikidata":"https://www.wikidata.org/wiki/Q174733","display_name":"Bipartite graph","level":3,"score":0.8415755033493042},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.8017663955688477},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6979179978370667},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.5861251950263977},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5215147137641907},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.49612435698509216},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4608229398727417},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0020-0190(97)00177-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0020-0190(97)00177-4","pdf_url":null,"source":{"id":"https://openalex.org/S147953040","display_name":"Information Processing Letters","issn_l":"0020-0190","issn":["0020-0190","1872-6119"],"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":"Information Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1564250817","https://openalex.org/W1979740015","https://openalex.org/W2061687898","https://openalex.org/W2091978516","https://openalex.org/W2099544822","https://openalex.org/W2120490947","https://openalex.org/W2157529519","https://openalex.org/W2158954839","https://openalex.org/W2538352164","https://openalex.org/W2621352389","https://openalex.org/W6675237610","https://openalex.org/W6683162697","https://openalex.org/W6728735869","https://openalex.org/W6822831480"],"related_works":["https://openalex.org/W2567825307","https://openalex.org/W4295762832","https://openalex.org/W1592682627","https://openalex.org/W2785998768","https://openalex.org/W2945016732","https://openalex.org/W2371352078","https://openalex.org/W2362975861","https://openalex.org/W2054458431","https://openalex.org/W2804963084","https://openalex.org/W2151412766"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}