Robert Bosak, Richard F. Clippinger, Carey Dobbs, Roy Goldfinger, Renee B. Jasper, William Keating, George Kendrick, Jean E. Sammet. An information algebra: phase 1 report - language structure group of the CODASYL development committee. Communications of the ACM, 5(4):190-204, 1962. [doi]
Abstract is missing.