Petr Berka, Vladimír Las, Tomás Kocka. Rule Induction for Click-Stream Analysis: Set Covering and Compositional Approach. In Mieczyslaw A. Klopotek, Slawomir T. Wierzchon, Krzysztof Trojanowski, editors, Intelligent Information Processing and Web Mining, Proceedings of the International IIS: IIPWM 05 Conference held in Gdansk, Poland, June 13-16, 2005. Advances in Soft Computing, pages 13-22, Springer, 2005.