1. & (1999). User profiling in personalization applications through rule discovery and validation. Proceedings of the fifth ACM SIGKDD international conference on knowledge discovery and data mining (KDD-99) (pp.377-381), San-Diego, CA.
2. & (1997). A hybrid architecture for user-adapted information-filtering on the World Wide Web. Proceedings of the 6th international conference on user modeling (UM-97) (pp.59-61), Sardinia, Italy.
3. Information filtering and information retrieval
4. Automatic keyword identification by artificial neural networks compared to manual identification by users of filtering systems
5. (1998). Concept features in Re: Agent, an intelligent e-mail agent. Proceedings of the second international conference on autonomous agents (Autonomous Agents 98) (pp.141-148) Minneapolis, MN.