Jay F. Nunamaker Jr., D. E. Swenson, Andrew B. Whinston. Specifications for the development of a generalized data base planning system. In American Federation of Information Processing Societies: 1973 National Computer Conference, 4-8 June 1973, New York, NY, USA. Volume 42 of AFIPS Conference Proceedings, pages 259-270, AFIPS Press/ACM, 1973. [doi]
Abstract is missing.