1. A. Balmin, T. Papadimitriou, Y. Papakonstanitnou, Hypothetical queries in an OLAP environment, in: Proceedings of the International Conference on Very Large Data Bases (VLDB), 2000.
2. A. Balmin, T. Papadimitriou, Y. Papakonstanitnou, Optimization of hypothetical queries in an OLAP environment, in: Proceedings of the International Conference on Data Engineering (ICDE), 2000.
3. B. Be¸bel, J. Eder, C. Koncilia, T. Morzy, R. Wrembel, Creation and management of versions in multiversion data warehouse, in: Proceedings of ACM Symposium on Applied Computing (SAC), 2004.
4. B. Be¸bel, Z. Królikowski, R. Wrembel, Managing multiple real and simulation business scenarios by means of a multiversion data warehouse, in: International Conference on Business Information Systems (BIS), Lecture Notes in Informatics, 2006.
5. An asymptotically optimal multiversion B-tree;Becker;VLDB Journal,1996