{"id":"https://openalex.org/W2013481966","doi":"https://doi.org/10.1016/0743-1066(92)90038-5","title":"A comparison of three PROLOG extensions","display_name":"A comparison of three PROLOG extensions","publication_year":1992,"publication_date":"1992-01-01","ids":{"openalex":"https://openalex.org/W2013481966","doi":"https://doi.org/10.1016/0743-1066(92)90038-5","mag":"2013481966"},"language":"en","primary_location":{"id":"doi:10.1016/0743-1066(92)90038-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0743-1066(92)90038-5","pdf_url":null,"source":{"id":"https://openalex.org/S86488779","display_name":"The Journal of Logic Programming","issn_l":"0743-1066","issn":["0743-1066","1873-5789"],"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":"The Journal of Logic Programming","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/A5022864866","display_name":"David Reed","orcid":"https://orcid.org/0000-0002-0625-7806"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"David W. Reed","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5111546942","display_name":"Donald Loveland","orcid":"https://orcid.org/0009-0004-3257-0128"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Donald W. Loveland","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5022864866"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.0034,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.95075774,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"12","issue":"1-2","first_page":"25","last_page":"50"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9958000183105469,"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"}},"topics":[{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9958000183105469,"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"}},{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.9952999949455261,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11450","display_name":"Model-Driven Software Engineering Techniques","score":0.9872999787330627,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"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/prolog","display_name":"Prolog","score":0.9495904445648193},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.6518062353134155},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6239162683486938},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.5550040006637573},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4807288944721222},{"id":"https://openalex.org/keywords/horn-clause","display_name":"Horn clause","score":0.4774663746356964},{"id":"https://openalex.org/keywords/french-horn","display_name":"French horn","score":0.45542874932289124},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4247046113014221},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.26350295543670654}],"concepts":[{"id":"https://openalex.org/C81721847","wikidata":"https://www.wikidata.org/wiki/Q163468","display_name":"Prolog","level":2,"score":0.9495904445648193},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.6518062353134155},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6239162683486938},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.5550040006637573},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4807288944721222},{"id":"https://openalex.org/C189790780","wikidata":"https://www.wikidata.org/wiki/Q933932","display_name":"Horn clause","level":3,"score":0.4774663746356964},{"id":"https://openalex.org/C152076505","wikidata":"https://www.wikidata.org/wiki/Q1126540","display_name":"French horn","level":2,"score":0.45542874932289124},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4247046113014221},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26350295543670654},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0743-1066(92)90038-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0743-1066(92)90038-5","pdf_url":null,"source":{"id":"https://openalex.org/S86488779","display_name":"The Journal of Logic Programming","issn_l":"0743-1066","issn":["0743-1066","1873-5789"],"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":"The Journal of Logic Programming","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W138572563","https://openalex.org/W363508587","https://openalex.org/W411553546","https://openalex.org/W1480487311","https://openalex.org/W1586338668","https://openalex.org/W1605976683","https://openalex.org/W1995908030","https://openalex.org/W1998330152","https://openalex.org/W2046511504","https://openalex.org/W2083474880","https://openalex.org/W2084749326","https://openalex.org/W2568236667","https://openalex.org/W6605659676","https://openalex.org/W6636428242","https://openalex.org/W6649308414","https://openalex.org/W6731546591"],"related_works":["https://openalex.org/W2372612917","https://openalex.org/W2388232299","https://openalex.org/W1991403408","https://openalex.org/W1522326949","https://openalex.org/W1999702466","https://openalex.org/W1521840795","https://openalex.org/W2404351495","https://openalex.org/W2600034178","https://openalex.org/W328089188","https://openalex.org/W2542670467"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}