Proceedings of the ACM Symposium on Principles of Database Systems, March 29-31, 1982, Los Angeles, California, USA

Jeffrey D. Ullman Alfred V. Aho Proceedings of the ACM Symposium on Principles of Database Systems, March 29-31, 1982, Los Angeles, California, USA ACM 1982 db/conf/pods/pods82.html 0-89791-070-2 http://dl.acm.org/citation.cfm?id=588111