Entity-relationship approach to information modeling and analysis : proceedings of the Second International Conference on Entity-Relationship Approach, Washington, D.C., October 12-14, 1981 - International Conference on Entity-Relationship Approach 1981 : Washington, D.C.); Chen, Peter P. (Amsterdam : North-Holland, 1983)
Keywords: Data base management -- Congresses; Information storage and retrieval systems -- Congresses