1. Lecture Notes in Computer Science;A. Agostini,2003
2. Agostini, A., Avesani, P.: Adaptive querying to knowledge exchange. Technical report, ITC-IRST, Trento, Italy (January 2004)
3. Lecture Notes in Computer Science;P. Avesani,2003
4. Barry, C.L.: The Identification of User Criteria of Relevance and Documents Characteristics: Beyond the Topical Approach to Information Retrieval. PhD thesis, Syracuse University (1993)
5. Lecture Notes in Artificial Intelligence;M. Bonifacio,2002