Gottfried Vossen, Volkert Brosda. A High-Level User Interface for Update and Retrieval in Relational Databases - Language Aspects. In Shamkant B. Navathe, editor, Proceedings of the 1985 ACM SIGMOD International Conference on Management of Data, Austin, Texas, May 28-31, 1985. pages 343-353, ACM Press, 1985. [doi]
Abstract is missing.