Information Systems · 1987 · 18 citations · 17 references
ComputingComputer ScienceNatural Language ProcessingProgramming LanguagesSemanticsQuery ProcessingStructured Query LanguageSyntax-semantics InterfaceDenotational ModelsNatural Language Querying
17
Universality of data retrieval languages
Alfred V. Aho, Jeffrey D. Ullman · 1979 · 634 citations · Full text
Computing, Computer Science, Algebra +14
Peter Buneman, Robert E. Frankel · 1979 · 141 citations