{"id":"https://openalex.org/W619086812","doi":"https://doi.org/10.1007/s11786-015-0219-z","title":"On the Nonexistence of Almost Moore Digraphs of Degree Four and Five","display_name":"On the Nonexistence of Almost Moore Digraphs of Degree Four and Five","publication_year":2015,"publication_date":"2015-05-06","ids":{"openalex":"https://openalex.org/W619086812","doi":"https://doi.org/10.1007/s11786-015-0219-z","mag":"619086812"},"language":"en","primary_location":{"id":"doi:10.1007/s11786-015-0219-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11786-015-0219-z","pdf_url":null,"source":{"id":"https://openalex.org/S136038430","display_name":"Mathematics in Computer Science","issn_l":"1661-8270","issn":["1661-8270","1661-8289"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematics in Computer Science","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/A5076887165","display_name":"Josep Conde","orcid":"https://orcid.org/0000-0002-7152-0850"},"institutions":[{"id":"https://openalex.org/I15766328","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24","country_code":"ES","type":"education","lineage":["https://openalex.org/I15766328"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Josep Conde","raw_affiliation_strings":["Departament de Matem\u00e0tica, Universitat de Lleida, Lleida, Spain","Universitat de Lleida"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departament de Matem\u00e0tica, Universitat de Lleida, Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]},{"raw_affiliation_string":"Universitat de Lleida","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112079337","display_name":"Mirka Miller","orcid":null},"institutions":[{"id":"https://openalex.org/I78757542","display_name":"University of Newcastle Australia","ror":"https://ror.org/00eae9z71","country_code":"AU","type":"education","lineage":["https://openalex.org/I78757542"]},{"id":"https://openalex.org/I92715842","display_name":"University of West Bohemia in Pilsen","ror":"https://ror.org/040t43x18","country_code":"CZ","type":"education","lineage":["https://openalex.org/I92715842"]}],"countries":["AU","CZ"],"is_corresponding":false,"raw_author_name":"Mirka Miller","raw_affiliation_strings":["Department of Mathematics, University of West Bohemia, Pilsen, Czech Republic","School of Mathematical and Physical Sciences, University of Newcastle, Callaghan, Australia","University of Newcastle","University of West Bohemia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, University of West Bohemia, Pilsen, Czech Republic","institution_ids":["https://openalex.org/I92715842"]},{"raw_affiliation_string":"School of Mathematical and Physical Sciences, University of Newcastle, Callaghan, Australia","institution_ids":["https://openalex.org/I78757542"]},{"raw_affiliation_string":"University of Newcastle","institution_ids":[]},{"raw_affiliation_string":"University of West Bohemia","institution_ids":["https://openalex.org/I92715842"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056214875","display_name":"Josep M. Miret","orcid":"https://orcid.org/0000-0003-4631-4294"},"institutions":[{"id":"https://openalex.org/I15766328","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24","country_code":"ES","type":"education","lineage":["https://openalex.org/I15766328"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Josep M. Miret","raw_affiliation_strings":["Departament de Matem\u00e0tica, Universitat de Lleida, Lleida, Spain","Universitat de Lleida"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departament de Matem\u00e0tica, Universitat de Lleida, Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]},{"raw_affiliation_string":"Universitat de Lleida","institution_ids":["https://openalex.org/I15766328"]}]},{"author_position":"last","author":{"id":null,"display_name":"Kumar Saurav","orcid":null},"institutions":[{"id":"https://openalex.org/I15766328","display_name":"Universitat de Lleida","ror":"https://ror.org/050c3cw24","country_code":"ES","type":"education","lineage":["https://openalex.org/I15766328"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Kumar Saurav","raw_affiliation_strings":["Departament de Matem\u00e0tica, Universitat de Lleida, Lleida, Spain","Universitat de Lleida"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departament de Matem\u00e0tica, Universitat de Lleida, Lleida, Spain","institution_ids":["https://openalex.org/I15766328"]},{"raw_affiliation_string":"Universitat de Lleida","institution_ids":["https://openalex.org/I15766328"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5056214875"],"corresponding_institution_ids":["https://openalex.org/I15766328"],"apc_list":{"value":2990,"currency":"USD","value_usd":2990},"apc_paid":null,"fwci":0.1604,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.57187573,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"9","issue":"2","first_page":"145","last_page":"149"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"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":0.9993000030517578,"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/T11130","display_name":"Coding theory and cryptography","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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":0.9500414729118347},{"id":"https://openalex.org/keywords/degree","display_name":"Degree (music)","score":0.7528789043426514},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.7479766011238098},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7043903470039368},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.6470388770103455},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4184931218624115},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14684009552001953}],"concepts":[{"id":"https://openalex.org/C2779145032","wikidata":"https://www.wikidata.org/wiki/Q191494","display_name":"Digraph","level":2,"score":0.9500414729118347},{"id":"https://openalex.org/C2775997480","wikidata":"https://www.wikidata.org/wiki/Q586277","display_name":"Degree (music)","level":2,"score":0.7528789043426514},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.7479766011238098},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7043903470039368},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.6470388770103455},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4184931218624115},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14684009552001953},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s11786-015-0219-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11786-015-0219-z","pdf_url":null,"source":{"id":"https://openalex.org/S136038430","display_name":"Mathematics in Computer Science","issn_l":"1661-8270","issn":["1661-8270","1661-8289"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematics in Computer Science","raw_type":"journal-article"},{"id":"pmh:uon:28309","is_oa":false,"landing_page_url":"http://hdl.handle.net/1959.13/1339665","pdf_url":null,"source":{"id":"https://openalex.org/S4377196471","display_name":"NOVA (University of Newcastle Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I78757542","host_organization_name":"University of Newcastle Australia","host_organization_lineage":["https://openalex.org/I78757542"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"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":12,"referenced_works":["https://openalex.org/W1994460648","https://openalex.org/W2016158083","https://openalex.org/W2018365035","https://openalex.org/W2050179469","https://openalex.org/W2059514336","https://openalex.org/W2080828846","https://openalex.org/W2132507946","https://openalex.org/W2144335429","https://openalex.org/W2167990241","https://openalex.org/W3024070337","https://openalex.org/W4210749045","https://openalex.org/W4238018138"],"related_works":["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/W2140169421","https://openalex.org/W4378505325","https://openalex.org/W2604303358"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}