References
- Chen , Peter Pin-Shan . March 1976 . “The Entity Relationship Model - Toward a Unified View of Data” . In ACM Transactions on Database Systems March , 9 – 36 .
- Everest , Gordon C. 1974 . Managing Corporate Data Resources: Objectives and a Conceptual Model of Database Management Systems , University of Pennsylvania . Unpublished doctoral dissertation
- Lyon , John K. 1976 . The Database Administrator , New York : John Wiley & Sons . (See review in EDPACS, February 1978, page 9.)
- March , Salvatore T. and Severance , Dennis G. September 1977 . “The Determination of Efficient Record Segmentations and Blocking Factors for Shared Data Files” . In ACM Transactions on Database Systems September , 279 – 296 .