Yahiko Kambayashi, Masatoshi Yoshikawa, Shuzo Yajima. Query Processing for Distributed Databases Using Generalized Semi-Joins. In Mario Schkolnick, editor, Proceedings of the 1982 ACM SIGMOD International Conference on Management of Data, Orlando, Florida, June 2-4, 1982. pages 151-160, ACM Press, 1982. [doi]
Abstract is missing.