{"id":"https://openalex.org/W1976511149","doi":"https://doi.org/10.1145/1115858.1115861","title":"Algol 68 as an extensible language","display_name":"Algol 68 as an extensible language","publication_year":1969,"publication_date":"1969-08-01","ids":{"openalex":"https://openalex.org/W1976511149","doi":"https://doi.org/10.1145/1115858.1115861","mag":"1976511149"},"language":"en","primary_location":{"id":"doi:10.1145/1115858.1115861","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1115858.1115861","pdf_url":null,"source":{"id":"https://openalex.org/S148324379","display_name":"ACM SIGPLAN Notices","issn_l":"0362-1340","issn":["0362-1340","1558-1160"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGPLAN Notices","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/A5071923036","display_name":"B. J. Mailloux","orcid":null},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Barry J. Mailloux","raw_affiliation_strings":["University of Alberta"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Alberta","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112218005","display_name":"J. E. L. Peck","orcid":null},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"John E. L. Peck","raw_affiliation_strings":["University of Calgary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Calgary","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5071923036"],"corresponding_institution_ids":["https://openalex.org/I154425047"],"apc_list":null,"apc_paid":null,"fwci":1.104,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.79314775,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":"8","first_page":"9","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.8490999937057495,"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"}},"topics":[{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.8490999937057495,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.9174184203147888},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.8553018569946289},{"id":"https://openalex.org/keywords/programmer","display_name":"Programmer","score":0.7436938881874084},{"id":"https://openalex.org/keywords/subroutine","display_name":"Subroutine","score":0.6477127075195312},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5136029720306396},{"id":"https://openalex.org/keywords/fortran","display_name":"Fortran","score":0.5125510692596436},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.5017178058624268},{"id":"https://openalex.org/keywords/extensibility","display_name":"Extensibility","score":0.4421149492263794},{"id":"https://openalex.org/keywords/high-level-programming-language","display_name":"High-level programming language","score":0.4258129596710205},{"id":"https://openalex.org/keywords/programming-paradigm","display_name":"Programming paradigm","score":0.20521312952041626},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.11072951555252075}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9174184203147888},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.8553018569946289},{"id":"https://openalex.org/C2778514511","wikidata":"https://www.wikidata.org/wiki/Q1374194","display_name":"Programmer","level":2,"score":0.7436938881874084},{"id":"https://openalex.org/C96147967","wikidata":"https://www.wikidata.org/wiki/Q190686","display_name":"Subroutine","level":2,"score":0.6477127075195312},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5136029720306396},{"id":"https://openalex.org/C2778241615","wikidata":"https://www.wikidata.org/wiki/Q83303","display_name":"Fortran","level":2,"score":0.5125510692596436},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.5017178058624268},{"id":"https://openalex.org/C32833848","wikidata":"https://www.wikidata.org/wiki/Q4115054","display_name":"Extensibility","level":2,"score":0.4421149492263794},{"id":"https://openalex.org/C19024347","wikidata":"https://www.wikidata.org/wiki/Q211496","display_name":"High-level programming language","level":3,"score":0.4258129596710205},{"id":"https://openalex.org/C34165917","wikidata":"https://www.wikidata.org/wiki/Q188267","display_name":"Programming paradigm","level":2,"score":0.20521312952041626},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.11072951555252075},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1115858.1115861","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1115858.1115861","pdf_url":null,"source":{"id":"https://openalex.org/S148324379","display_name":"ACM SIGPLAN Notices","issn_l":"0362-1340","issn":["0362-1340","1558-1160"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGPLAN Notices","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Quality Education","score":0.47999998927116394,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1990000958","https://openalex.org/W2072419785"],"related_works":["https://openalex.org/W808722213","https://openalex.org/W1964726078","https://openalex.org/W1998195377","https://openalex.org/W2129930148","https://openalex.org/W2035940337","https://openalex.org/W1503309592","https://openalex.org/W2115043178","https://openalex.org/W2017545316","https://openalex.org/W1554049855","https://openalex.org/W1976511149"],"abstract_inverted_index":{"Most":[0],"programming":[1],"languages":[2],"have":[3],"one":[4,65],"or":[5,31,34,66],"more":[6,67],"features":[7,109],"which":[8,86],"may":[9,87],"be":[10,89],"considered":[11],"as":[12,25],"extensions":[13],"of":[14,41,57,77,100,104,110],"the":[15,23,35,48,105],"language.":[16],"The":[17],"most":[18],"common":[19],"such":[20,79],"feature":[21],"is":[22,45,93],"procedure,":[24],"it":[26,44,83],"exists":[27],"in":[28,32,37],"Algol":[29,74,111],"60":[30],"PL/I,":[33],"subroutine":[36],"Fortran.":[38],"By":[39],"means":[40,99],"this":[42,63],"device":[43],"possible":[46],"for":[47],"programmer":[49],"to":[50,54,61,96],"give":[51],"a":[52,55],"name":[53],"portion":[56,64],"his":[58],"algorithm":[59],"and":[60],"invoke":[62],"times":[68],"simply":[69],"by":[70,98],"using":[71],"that":[72],"name.":[73],"68":[75],"has,":[76],"course,":[78],"familiar":[80],"features,":[81],"but":[82],"has":[84],"others":[85],"not":[88],"so":[90],"familiar.":[91],"It":[92],"our":[94],"intention":[95],"describe,":[97],"an":[101],"example,":[102],"some":[103],"newer":[106],"language":[107],"extension":[108],"68.":[112]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}