{"id":"https://openalex.org/W2027336407","doi":"https://doi.org/10.1016/s0012-365x(99)00303-9","title":"Characterization of quadric cones in a Galois projective space","display_name":"Characterization of quadric cones in a Galois projective space","publication_year":2000,"publication_date":"2000-05-01","ids":{"openalex":"https://openalex.org/W2027336407","doi":"https://doi.org/10.1016/s0012-365x(99)00303-9","mag":"2027336407"},"language":"en","primary_location":{"id":"doi:10.1016/s0012-365x(99)00303-9","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0012-365x(99)00303-9","pdf_url":"https://www.sciencedirect.com/science/article/pii/S0012365X99003039/pdf","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":true,"oa_status":"bronze","oa_url":"https://www.sciencedirect.com/science/article/pii/S0012365X99003039/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003450571","display_name":"Rossella Di Monte","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rossella Di Monte","raw_affiliation_strings":["Via Luigi Sturzo n. 36, 64100 Teramo, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Via Luigi Sturzo n. 36, 64100 Teramo, Italy","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003012788","display_name":"Osvaldo Ferri","orcid":null},"institutions":[{"id":"https://openalex.org/I26415053","display_name":"University of L'Aquila","ror":"https://ror.org/01j9p1r26","country_code":"IT","type":"education","lineage":["https://openalex.org/I26415053"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Osvaldo Ferri","raw_affiliation_strings":["Dipartimento di Matematica Pura ed Applicata, Universit\u00e0 di L'Aquila via Vetoio, Coppito, 67100 L'Aquila, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica Pura ed Applicata, Universit\u00e0 di L'Aquila via Vetoio, Coppito, 67100 L'Aquila, Italy","institution_ids":["https://openalex.org/I26415053"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059677428","display_name":"Stefania Ferri","orcid":null},"institutions":[{"id":"https://openalex.org/I2799464224","display_name":"Italtel (Italy)","ror":"https://ror.org/012ae7p27","country_code":"IT","type":"company","lineage":["https://openalex.org/I2799464224"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Stefania Ferri","raw_affiliation_strings":["Italtel S.P.A. ss. 17 Localit\u00e0 Boschetto, 67100 L'Aquila, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Italtel S.P.A. ss. 17 Localit\u00e0 Boschetto, 67100 L'Aquila, Italy","institution_ids":["https://openalex.org/I2799464224"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5003012788"],"corresponding_institution_ids":["https://openalex.org/I26415053"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":1.2723,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.74719472,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"218","issue":"1-3","first_page":"25","last_page":"31"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","score":0.9749000072479248,"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"}},"topics":[{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","score":0.9749000072479248,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/quadric","display_name":"Quadric","score":0.9577245712280273},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.9004244208335876},{"id":"https://openalex.org/keywords/projective-space","display_name":"Projective space","score":0.5331339836120605},{"id":"https://openalex.org/keywords/cone","display_name":"Cone (formal languages)","score":0.5229835510253906},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.4746173918247223},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4625311493873596},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.4100116193294525},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.3396984040737152},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.32590383291244507},{"id":"https://openalex.org/keywords/projective-test","display_name":"Projective test","score":0.09658154845237732},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.07118579745292664}],"concepts":[{"id":"https://openalex.org/C2779219049","wikidata":"https://www.wikidata.org/wiki/Q852117","display_name":"Quadric","level":2,"score":0.9577245712280273},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.9004244208335876},{"id":"https://openalex.org/C75280867","wikidata":"https://www.wikidata.org/wiki/Q877775","display_name":"Projective space","level":3,"score":0.5331339836120605},{"id":"https://openalex.org/C30014739","wikidata":"https://www.wikidata.org/wiki/Q5159445","display_name":"Cone (formal languages)","level":2,"score":0.5229835510253906},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.4746173918247223},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4625311493873596},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.4100116193294525},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.3396984040737152},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.32590383291244507},{"id":"https://openalex.org/C177846678","wikidata":"https://www.wikidata.org/wiki/Q1501864","display_name":"Projective test","level":2,"score":0.09658154845237732},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.07118579745292664},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0012-365x(99)00303-9","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0012-365x(99)00303-9","pdf_url":"https://www.sciencedirect.com/science/article/pii/S0012365X99003039/pdf","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":{"id":"doi:10.1016/s0012-365x(99)00303-9","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0012-365x(99)00303-9","pdf_url":"https://www.sciencedirect.com/science/article/pii/S0012365X99003039/pdf","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"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2027336407.pdf","grobid_xml":"https://content.openalex.org/works/W2027336407.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2384882317","https://openalex.org/W2782159388","https://openalex.org/W2950637891","https://openalex.org/W4387784921","https://openalex.org/W1993445726","https://openalex.org/W2166940711","https://openalex.org/W2950559524","https://openalex.org/W1718023260","https://openalex.org/W2953141635","https://openalex.org/W2057525229"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-07-31T08:31:51.225901","created_date":"2025-10-10T00:00:00"}
