Barter, C.J. "Data Structure and Question Answering"

Kaneff, S. (1970) Kaneff, S. (ed) Picture Language Machines: Proceedings of a Conference held at the Australian National University, Canberra on 24-28 February, 1969  

Languages mentioned BASEBALL {1961} Constrained natural language for querying attribute value pairs DEACON {1962} English-like query system LEAP {1968} Language for the Expression of Associative Procedures TRAMP {1968} Associative memory language