An information algebra: phase 1 report - language structure group of the CODASYL development committee. - Robert Bosak; Richard F. Clippinger; Carey Dobbs; Roy Goldfinger; Renee B. Jasper; William Keating; George Kendrick; Jean E. Sammet (Commun. ACM, 1962)

Fact. - Richard F. Clippinger (Comput. J., 1962)

COBOL. - Richard F. Clippinger (Comput. J., 1962)

Information Algebra. - Richard F. Clippinger (Comput. J., 1962)