Shalom Tsur, Carlo Zaniolo. LDL: A Logic-Based Data Language. In Wesley W. Chu, Georges Gardarin, Setsuo Ohsuga, Yahiko Kambayashi, editors, VLDB 86 Twelfth International Conference on Very Large Data Bases, August 25-28, 1986, Kyoto, Japan, Proceedings. pages 33-41, Morgan Kaufmann, 1986. [doi]
Abstract is missing.