- Jeffrey Scott Vitter:
External Memory Algorithms. PODS 1998: 119-128 - Sergei G. Vorobyov, Andrei Voronkov:
Complexity of Nonrecursive Logic Programs with Complex Values. PODS 1998: 244-253 - Alberto O. Mendelzon, Jan Paredaens:
Proceedings of the Seventeenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, June 1-3, 1998, Seattle, Washington, USA. ACM Press 1998, ISBN 0-89791-996-3 [contents]