Perlis, A. J. "A format language"

[ACM] CACM 7(02) (Feb 1964) includes Papers prese (1964) [ACM] CACM 7(02) (Feb 1964) includes Papers presented at a Working Conference on Mechanical Language Structures, Princeton, N. J., August 1963   Alan.J. Perlis

Languages mentioned 20-GATE {1961} GATE for the G-20 Perlis format language {1962}