Author: Stefan Berchtold; Christian Bohm; Hans-Peter Kriegel; | Publisher: SIGMOD'98: Proceedings of ACM ISGMOD International Conference on Management of Data, Juni\w 1-4, 1998 Scattle, Wahisngton, USA
Author: Sharad Mehrotra, Rajeev Rastogi, Yuri Breitbart, Henry F.Korth, Avi Silberschatz; | Publisher: Proceedings of the 1992 acm sigmod international conference on management of data san diego,carlifonia june 2-5,1992