Gries, D. and J. Prins (1985). "A new notion of encapsulation."

(1985)

[LIPE 1985] (1985) SIGPLAN Notices 20(07) July 1985 (Proceedings of the ACM SIGPLAN 85 symposium on Language issues in programming environments)  

Languages mentioned

  • Ada {1979} US DoD general purpose language
  • CLU {1974} CLUster programming language - abstractions and iterators
  • ML {1973} Meta Language
  • SETL {1970} Set based programming language
  • Smalltalk {1971}