Floriana Esposito Zbigniew W. Ras Donato Malerba Giovanni Semeraro Foundations of Intelligent Systems, 16th International Symposium, ISMIS 2006, Bari, Italy, September 27-29, 2006, Proceedings ISMIS Lecture Notes in Computer Science 4203 Springer 2006 3-540-45764-X db/conf/ismis/ismis2006.html