{"id":"https://openalex.org/W1986322526","doi":"https://doi.org/10.1016/s0095-8956(02)00020-5","title":"Every strong digraph has a spanning strong subgraph with at most n+2\u03b1\u22122 arcs","display_name":"Every strong digraph has a spanning strong subgraph with at most n+2\u03b1\u22122 arcs","publication_year":2003,"publication_date":"2003-02-17","ids":{"openalex":"https://openalex.org/W1986322526","doi":"https://doi.org/10.1016/s0095-8956(02)00020-5","mag":"1986322526"},"language":"en","primary_location":{"id":"doi:10.1016/s0095-8956(02)00020-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0095-8956(02)00020-5","pdf_url":null,"source":{"id":"https://openalex.org/S2939117604","display_name":"Journal of Combinatorial Theory Series B","issn_l":"0095-8956","issn":["0095-8956","1096-0902"],"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":"Journal of Combinatorial Theory, Series B","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal-lirmm.ccsd.cnrs.fr/lirmm-00738215","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044841141","display_name":"St\u00e9phane Bessy","orcid":"https://orcid.org/0000-0001-7130-4990"},"institutions":[{"id":"https://openalex.org/I100532134","display_name":"Universit\u00e9 Claude Bernard Lyon 1","ror":"https://ror.org/029brtt94","country_code":"FR","type":"education","lineage":["https://openalex.org/I100532134","https://openalex.org/I203339264"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"St\u00e9phane Bessy","raw_affiliation_strings":["Laboratoire LaPCS, U.F.R. de Math\u00e9matiques, Universit\u00e9 Claude Bernard, Lyon 1, 50, avenue Tony Garnier, B\u00e2timent RECHERCHE [B], Domaine de Gerland Lyon 69367, Cedex 07, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire LaPCS, U.F.R. de Math\u00e9matiques, Universit\u00e9 Claude Bernard, Lyon 1, 50, avenue Tony Garnier, B\u00e2timent RECHERCHE [B], Domaine de Gerland Lyon 69367, Cedex 07, France","institution_ids":["https://openalex.org/I100532134"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033238040","display_name":"St\u00e9phan Thomass\u00e9","orcid":"https://orcid.org/0000-0002-7090-1790"},"institutions":[{"id":"https://openalex.org/I100532134","display_name":"Universit\u00e9 Claude Bernard Lyon 1","ror":"https://ror.org/029brtt94","country_code":"FR","type":"education","lineage":["https://openalex.org/I100532134","https://openalex.org/I203339264"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"St\u00e9phan Thomass\u00e9","raw_affiliation_strings":["Laboratoire LaPCS, U.F.R. de Math\u00e9matiques, Universit\u00e9 Claude Bernard, Lyon 1, 50, avenue Tony Garnier, B\u00e2timent RECHERCHE [B], Domaine de Gerland Lyon 69367, Cedex 07, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire LaPCS, U.F.R. de Math\u00e9matiques, Universit\u00e9 Claude Bernard, Lyon 1, 50, avenue Tony Garnier, B\u00e2timent RECHERCHE [B], Domaine de Gerland Lyon 69367, Cedex 07, France","institution_ids":["https://openalex.org/I100532134"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I100532134"],"apc_list":{"value":3110,"currency":"USD","value_usd":3110},"apc_paid":null,"fwci":0.3634,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.59808714,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"87","issue":"2","first_page":"289","last_page":"299"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":1.0,"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":1.0,"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/T11329","display_name":"Limits and Structures in Graph Theory","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"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"}}],"keywords":[{"id":"https://openalex.org/keywords/digraph","display_name":"Digraph","score":0.9246804714202881},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6170147061347961},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.36896973848342896},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3336242735385895}],"concepts":[{"id":"https://openalex.org/C2779145032","wikidata":"https://www.wikidata.org/wiki/Q191494","display_name":"Digraph","level":2,"score":0.9246804714202881},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6170147061347961},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36896973848342896},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3336242735385895}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1016/s0095-8956(02)00020-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0095-8956(02)00020-5","pdf_url":null,"source":{"id":"https://openalex.org/S2939117604","display_name":"Journal of Combinatorial Theory Series B","issn_l":"0095-8956","issn":["0095-8956","1096-0902"],"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":"Journal of Combinatorial Theory, Series B","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.192.630","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.192.630","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.lirmm.fr/%7Ethomasse/liste/msss.pdf","raw_type":"text"},{"id":"pmh:oai:HAL:lirmm-00738215v1","is_oa":true,"landing_page_url":"https://hal-lirmm.ccsd.cnrs.fr/lirmm-00738215","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Combinatorial Theory, Series B, 2003, 87 (2), pp.289-299. &#x27E8;10.1016/S0095-8956(02)00020-5&#x27E9;","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:HAL:lirmm-00738215v1","is_oa":true,"landing_page_url":"https://hal-lirmm.ccsd.cnrs.fr/lirmm-00738215","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Combinatorial Theory, Series B, 2003, 87 (2), pp.289-299. &#x27E8;10.1016/S0095-8956(02)00020-5&#x27E9;","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W606453859","https://openalex.org/W1548164611","https://openalex.org/W1964296470","https://openalex.org/W1969592750","https://openalex.org/W1990731595","https://openalex.org/W1996255224","https://openalex.org/W2030550589","https://openalex.org/W2058185550","https://openalex.org/W2303154786","https://openalex.org/W2952664587"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2038088825","https://openalex.org/W2921632378","https://openalex.org/W1975203667","https://openalex.org/W2370328482","https://openalex.org/W4287882779","https://openalex.org/W2046896701","https://openalex.org/W1996632063","https://openalex.org/W4378505325"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}
