1. A multi-goal water planning model;Pingry,1973
2. MULQAL-Multiple Quality River Simulator, Program Documentation and User's Manual;Pingry,1973
3. Specifications for the development of a generalized data base planning system;Nunamaker,1973
4. Introduction to Data Management;Haseman,1977
5. Generalized Planning System I Query System;Haseman,1975