Senko, Michael E. "DIAM II: The binary infological level and its database language - FORAL"

[SIGPLAN] (1976) SIGPLAN Notices 11(02) February 1976 also Proceedings of the SIGPLAN '76 Conference on Data: Abstraction, Definition and Structure, Salt Lake City, Utah, USA, March 22-24, 1976  

Languages mentioned FORAL {1975} RIL {1972} Representation accessing language