{"id":"https://openalex.org/W1538574252","doi":"https://doi.org/10.1007/3-540-47891-4_1","title":"Deltatalk: An Empirically and Aesthetically Motivated Simplification of the Smalltalk-80 Language","display_name":"Deltatalk: An Empirically and Aesthetically Motivated Simplification of the Smalltalk-80 Language","publication_year":1987,"publication_date":"1987-01-01","ids":{"openalex":"https://openalex.org/W1538574252","doi":"https://doi.org/10.1007/3-540-47891-4_1","mag":"1538574252"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-47891-4_1","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-47891-4_1","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5056034943","display_name":"Alan Borning","orcid":"https://orcid.org/0009-0002-3109-2967"},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Alan Borning","raw_affiliation_strings":["Computer Science Department, FR-35, University of Washington, Seattle, Washington, 98195, USA"],"affiliations":[{"raw_affiliation_string":"Computer Science Department, FR-35, University of Washington, Seattle, Washington, 98195, USA","institution_ids":["https://openalex.org/I201448701"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105371022","display_name":"Tim O\u2019Shea","orcid":null},"institutions":[{"id":"https://openalex.org/I173498003","display_name":"Palo Alto Research Center","ror":"https://ror.org/0529fxt39","country_code":"US","type":"facility","lineage":["https://openalex.org/I173498003","https://openalex.org/I4210132870"]},{"id":"https://openalex.org/I204136569","display_name":"The Open University","ror":"https://ror.org/05mzfcs16","country_code":"GB","type":"education","lineage":["https://openalex.org/I204136569"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Tim O\u2019Shea","raw_affiliation_strings":["Institute of Educational Technology, Open University, Milton Keynes, MK7 6AA, UK","System Concepts Laboratory, Xerox Palo Alto Research Center, 3333 Coyote Hill Road, Palo Alto, California, 94304, USA"],"affiliations":[{"raw_affiliation_string":"Institute of Educational Technology, Open University, Milton Keynes, MK7 6AA, UK","institution_ids":["https://openalex.org/I204136569"]},{"raw_affiliation_string":"System Concepts Laboratory, Xerox Palo Alto Research Center, 3333 Coyote Hill Road, Palo Alto, California, 94304, USA","institution_ids":["https://openalex.org/I173498003"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5056034943"],"corresponding_institution_ids":["https://openalex.org/I201448701"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":38.5,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.99346405,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11675","display_name":"Open Source Software Innovations","score":0.9750000238418579,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T11675","display_name":"Open Source Software Innovations","score":0.9750000238418579,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9613999724388123,"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"}},{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.9577000141143799,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/smalltalk","display_name":"Smalltalk","score":0.9851616621017456},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8449261784553528},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.7414301633834839},{"id":"https://openalex.org/keywords/learnability","display_name":"Learnability","score":0.7077292799949646},{"id":"https://openalex.org/keywords/usable","display_name":"USable","score":0.6784684658050537},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4693965017795563},{"id":"https://openalex.org/keywords/software-engineering","display_name":"Software engineering","score":0.32611316442489624},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25386950373649597},{"id":"https://openalex.org/keywords/object-oriented-programming","display_name":"Object-oriented programming","score":0.20847606658935547},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.10950490832328796}],"concepts":[{"id":"https://openalex.org/C2777293101","wikidata":"https://www.wikidata.org/wiki/Q235086","display_name":"Smalltalk","level":3,"score":0.9851616621017456},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8449261784553528},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.7414301633834839},{"id":"https://openalex.org/C2777723229","wikidata":"https://www.wikidata.org/wiki/Q4367921","display_name":"Learnability","level":2,"score":0.7077292799949646},{"id":"https://openalex.org/C2780615836","wikidata":"https://www.wikidata.org/wiki/Q2471869","display_name":"USable","level":2,"score":0.6784684658050537},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4693965017795563},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.32611316442489624},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25386950373649597},{"id":"https://openalex.org/C73752529","wikidata":"https://www.wikidata.org/wiki/Q79872","display_name":"Object-oriented programming","level":2,"score":0.20847606658935547},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.10950490832328796}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-47891-4_1","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-47891-4_1","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W53067792","https://openalex.org/W85999081","https://openalex.org/W1558824830","https://openalex.org/W1569389706","https://openalex.org/W1586420703","https://openalex.org/W1587166076","https://openalex.org/W1770006921","https://openalex.org/W2034967522","https://openalex.org/W2048310176","https://openalex.org/W2057987667","https://openalex.org/W2078404830","https://openalex.org/W2112779958","https://openalex.org/W2610304341","https://openalex.org/W2886362482","https://openalex.org/W6602204007"],"related_works":["https://openalex.org/W4302791369","https://openalex.org/W2951285859","https://openalex.org/W2023989234","https://openalex.org/W2182404660","https://openalex.org/W2088032955","https://openalex.org/W4242400326","https://openalex.org/W2040765542","https://openalex.org/W1539002614","https://openalex.org/W600675049","https://openalex.org/W4387158100"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}