R. Cooley, B. Mobasher, and J. Srivastava. International Conference on Tools with Artificial Intelligence (ICTAI), page 558--567. IEEE, IEEE Computer Society, (1997)
F. Giannotti, M. Nanni, F. Pinelli, and D. Pedreschi. International Conference on Knowledge Discovery and Data Mining (SIGKDD), page 330--339. New York, NY, USA, ACM, (2007)
S. Papadimitriou, J. Sun, and C. Faloutsos. Proceedings of the 31st international conference on Very large data bases, page 697--708. VLDB Endowment, (2005)