Qiang Zhu. Query optimization in multidatabase systems. In John E. Botsford, Arthur G. Ryman, Jacob Slonim, David J. Taylor, editors, Proceedings of the 1992 Conference of the Centre for Advanced Studies on Collaborative Research, November 9-12, 1992, Toronto, Ontario, Canada, 2 Volumes. pages 111-127, IBM, 1992. [doi]
Abstract is missing.