{"id":"https://openalex.org/W2058324194","doi":"https://doi.org/10.1016/0097-3165(91)90018-c","title":"On k-homogeneous posets and graphs","display_name":"On k-homogeneous posets and graphs","publication_year":1991,"publication_date":"1991-01-01","ids":{"openalex":"https://openalex.org/W2058324194","doi":"https://doi.org/10.1016/0097-3165(91)90018-c","mag":"2058324194"},"language":"en","primary_location":{"id":"doi:10.1016/0097-3165(91)90018-c","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0097-3165(91)90018-c","pdf_url":null,"source":{"id":"https://openalex.org/S128556326","display_name":"Journal of Combinatorial Theory Series A","issn_l":"0097-3165","issn":["0097-3165","1096-0899"],"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 A","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/A5026097476","display_name":"Manfred Droste","orcid":"https://orcid.org/0000-0001-9128-8844"},"institutions":[{"id":"https://openalex.org/I62318514","display_name":"University of Duisburg-Essen","ror":"https://ror.org/04mz5ra38","country_code":"DE","type":"education","lineage":["https://openalex.org/I62318514"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"M Droste","raw_affiliation_strings":["Fachbereich 6\u2014Mathematik, Universit\u00e4t GHS Essen, Universit\u00e4tsstr. 2, 4300 Essen 1, Germany"],"affiliations":[{"raw_affiliation_string":"Fachbereich 6\u2014Mathematik, Universit\u00e4t GHS Essen, Universit\u00e4tsstr. 2, 4300 Essen 1, Germany","institution_ids":["https://openalex.org/I62318514"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033212640","display_name":"Dugald Macpherson","orcid":"https://orcid.org/0000-0003-0277-7561"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"H.D Macpherson","raw_affiliation_strings":["School of Mathematical Sciences, Queen Mary and Westfield College, Mile End Road, London E1 4NS, England","School of Mathematical Sciences, Queen Mary and Westfield College, Mile End Road, London E1 4NS, England ("],"affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, Queen Mary and Westfield College, Mile End Road, London E1 4NS, England","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"School of Mathematical Sciences, Queen Mary and Westfield College, Mile End Road, London E1 4NS, England (","institution_ids":["https://openalex.org/I166337079"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5026097476"],"corresponding_institution_ids":["https://openalex.org/I62318514"],"apc_list":{"value":3320,"currency":"USD","value_usd":3320},"apc_paid":null,"fwci":0.8844,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.74356659,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"56","issue":"1","first_page":"1","last_page":"15"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11151","display_name":"Advanced Topology and Set Theory","score":0.9987999796867371,"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"}},"topics":[{"id":"https://openalex.org/T11151","display_name":"Advanced Topology and Set Theory","score":0.9987999796867371,"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"}},{"id":"https://openalex.org/T11727","display_name":"Advanced Algebra and Logic","score":0.9937000274658203,"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/T11703","display_name":"Rings, Modules, and Algebras","score":0.9789999723434448,"subfield":{"id":"https://openalex.org/subfields/2602","display_name":"Algebra and Number Theory"},"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/countable-set","display_name":"Countable set","score":0.8865225315093994},{"id":"https://openalex.org/keywords/homogeneous","display_name":"Homogeneous","score":0.7264279127120972},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.723461925983429},{"id":"https://openalex.org/keywords/categorical-variable","display_name":"Categorical variable","score":0.6974801421165466},{"id":"https://openalex.org/keywords/automorphism","display_name":"Automorphism","score":0.6811680197715759},{"id":"https://openalex.org/keywords/isomorphism","display_name":"Isomorphism (crystallography)","score":0.6532018780708313},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5625004172325134},{"id":"https://openalex.org/keywords/partially-ordered-set","display_name":"Partially ordered set","score":0.5173020362854004},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.44738227128982544},{"id":"https://openalex.org/keywords/crystal-structure","display_name":"Crystal structure","score":0.07554072141647339},{"id":"https://openalex.org/keywords/crystallography","display_name":"Crystallography","score":0.057910919189453125}],"concepts":[{"id":"https://openalex.org/C110729354","wikidata":"https://www.wikidata.org/wiki/Q185478","display_name":"Countable set","level":2,"score":0.8865225315093994},{"id":"https://openalex.org/C66882249","wikidata":"https://www.wikidata.org/wiki/Q169336","display_name":"Homogeneous","level":2,"score":0.7264279127120972},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.723461925983429},{"id":"https://openalex.org/C5274069","wikidata":"https://www.wikidata.org/wiki/Q2285707","display_name":"Categorical variable","level":2,"score":0.6974801421165466},{"id":"https://openalex.org/C118712358","wikidata":"https://www.wikidata.org/wiki/Q782566","display_name":"Automorphism","level":2,"score":0.6811680197715759},{"id":"https://openalex.org/C203436722","wikidata":"https://www.wikidata.org/wiki/Q902950","display_name":"Isomorphism (crystallography)","level":3,"score":0.6532018780708313},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5625004172325134},{"id":"https://openalex.org/C180645754","wikidata":"https://www.wikidata.org/wiki/Q474715","display_name":"Partially ordered set","level":2,"score":0.5173020362854004},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.44738227128982544},{"id":"https://openalex.org/C115624301","wikidata":"https://www.wikidata.org/wiki/Q895901","display_name":"Crystal structure","level":2,"score":0.07554072141647339},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.057910919189453125},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"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:10.1016/0097-3165(91)90018-c","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0097-3165(91)90018-c","pdf_url":null,"source":{"id":"https://openalex.org/S128556326","display_name":"Journal of Combinatorial Theory Series A","issn_l":"0097-3165","issn":["0097-3165","1096-0899"],"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 A","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":21,"referenced_works":["https://openalex.org/W1500907847","https://openalex.org/W1542735529","https://openalex.org/W1561798411","https://openalex.org/W1593399533","https://openalex.org/W1809048060","https://openalex.org/W1972382382","https://openalex.org/W1976184046","https://openalex.org/W1996739125","https://openalex.org/W2016249732","https://openalex.org/W2029922019","https://openalex.org/W2040037595","https://openalex.org/W2048036952","https://openalex.org/W2089544611","https://openalex.org/W2137099410","https://openalex.org/W2301796307","https://openalex.org/W2573209997","https://openalex.org/W2598159508","https://openalex.org/W4249997563","https://openalex.org/W6643065427","https://openalex.org/W6654525794","https://openalex.org/W6698437274"],"related_works":["https://openalex.org/W2106070061","https://openalex.org/W4390961156","https://openalex.org/W2114124567","https://openalex.org/W1963087247","https://openalex.org/W4226437520","https://openalex.org/W1997883919","https://openalex.org/W4287029620","https://openalex.org/W2091162291","https://openalex.org/W2109685985","https://openalex.org/W2264849344"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}