{"id":"https://openalex.org/W2018266027","doi":"https://doi.org/10.1016/0012-365x(94)90110-4","title":"The square of a chordal graph","display_name":"The square of a chordal graph","publication_year":1994,"publication_date":"1994-04-01","ids":{"openalex":"https://openalex.org/W2018266027","doi":"https://doi.org/10.1016/0012-365x(94)90110-4","mag":"2018266027"},"language":"en","primary_location":{"id":"doi:10.1016/0012-365x(94)90110-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0012-365x(94)90110-4","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/A5111801246","display_name":"Frank Harary","orcid":null},"institutions":[{"id":"https://openalex.org/I10052268","display_name":"New Mexico State University","ror":"https://ror.org/00hpz7z43","country_code":"US","type":"education","lineage":["https://openalex.org/I10052268"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Frank Harary","raw_affiliation_strings":["Department of Computer Science, New Mexico State University, Las Cruces, NM 88003, USA","Department of Computer Science, New Mexico State University, Las Cruces NM, 88003, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, New Mexico State University, Las Cruces, NM 88003, USA","institution_ids":["https://openalex.org/I10052268"]},{"raw_affiliation_string":"Department of Computer Science, New Mexico State University, Las Cruces NM, 88003, USA","institution_ids":["https://openalex.org/I10052268"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018454433","display_name":"Terry A. McKee","orcid":"https://orcid.org/0000-0003-0745-6716"},"institutions":[{"id":"https://openalex.org/I19648265","display_name":"Wright State University","ror":"https://ror.org/04qk6pt94","country_code":"US","type":"education","lineage":["https://openalex.org/I19648265"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Terry A. McKee","raw_affiliation_strings":["Department of Mathematics and Statistics, Wright State University, Dayton, OH 45435, USA"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics and Statistics, Wright State University, Dayton, OH 45435, USA","institution_ids":["https://openalex.org/I19648265"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5018454433"],"corresponding_institution_ids":["https://openalex.org/I19648265"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":0.9309,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.73557341,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"128","issue":"1-3","first_page":"165","last_page":"172"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9994000196456909,"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":0.9994000196456909,"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":0.9934999942779541,"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/T11476","display_name":"Graph theory and applications","score":0.9869999885559082,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/multigraph","display_name":"Multigraph","score":0.8365703821182251},{"id":"https://openalex.org/keywords/chordal-graph","display_name":"Chordal graph","score":0.8223247528076172},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.8143432140350342},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.7753238677978516},{"id":"https://openalex.org/keywords/square","display_name":"Square (algebra)","score":0.6178628206253052},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.5197522044181824},{"id":"https://openalex.org/keywords/square-root","display_name":"Square root","score":0.5064133405685425},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5062355399131775},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.46930861473083496},{"id":"https://openalex.org/keywords/interval-graph","display_name":"Interval graph","score":0.4307659864425659},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.4180225431919098},{"id":"https://openalex.org/keywords/1-planar-graph","display_name":"1-planar graph","score":0.19897356629371643},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.05961918830871582}],"concepts":[{"id":"https://openalex.org/C17758045","wikidata":"https://www.wikidata.org/wiki/Q2642629","display_name":"Multigraph","level":3,"score":0.8365703821182251},{"id":"https://openalex.org/C160446614","wikidata":"https://www.wikidata.org/wiki/Q1322892","display_name":"Chordal graph","level":3,"score":0.8223247528076172},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8143432140350342},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.7753238677978516},{"id":"https://openalex.org/C135692309","wikidata":"https://www.wikidata.org/wiki/Q111124","display_name":"Square (algebra)","level":2,"score":0.6178628206253052},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.5197522044181824},{"id":"https://openalex.org/C11577676","wikidata":"https://www.wikidata.org/wiki/Q134237","display_name":"Square root","level":2,"score":0.5064133405685425},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5062355399131775},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.46930861473083496},{"id":"https://openalex.org/C67810366","wikidata":"https://www.wikidata.org/wiki/Q835942","display_name":"Interval graph","level":5,"score":0.4307659864425659},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4180225431919098},{"id":"https://openalex.org/C102192266","wikidata":"https://www.wikidata.org/wiki/Q4545823","display_name":"1-planar graph","level":4,"score":0.19897356629371643},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.05961918830871582},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0012-365x(94)90110-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0012-365x(94)90110-4","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":[{"score":0.8199999928474426,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1979064908","https://openalex.org/W2072183163","https://openalex.org/W2081414924","https://openalex.org/W2089465933","https://openalex.org/W2129565532","https://openalex.org/W2143474538","https://openalex.org/W2166930257","https://openalex.org/W2333474041","https://openalex.org/W2799004609","https://openalex.org/W2799349239","https://openalex.org/W4299866835"],"related_works":["https://openalex.org/W2006955534","https://openalex.org/W2153789027","https://openalex.org/W1987143101","https://openalex.org/W1994156213","https://openalex.org/W2251679127","https://openalex.org/W2272336114","https://openalex.org/W2124526408","https://openalex.org/W2407722793","https://openalex.org/W2020877234","https://openalex.org/W119875857"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}