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3Local Systems and Services Committee. Personalized Library Services-Innovative Web-Based Reference Services: A Selected List. http://www.ala.org/ala/rusa/rusaourassoc/rusasections/mars/marspubs/innovativewebbasedreferenceservices/marslsaspersonallibserv.htm.
5M. Balabanovie, Y. Shoham. Learning information retrieval agents: Experiments with automated web browsing, http://citeseer. ist. psu. edu/balabanovie95learning, html.
6Henry Lieberman. Letizia: an agent that assists web browsing http://lieber.www.media.mit.edu/people/lieber/Lieberary/Letizia/Letizia-AAAI/Letizia. html.
7Suzanne cohen. MyLibrary: Personalized Electronic Services in the Cornell University Library. D-Lib Magazine, 2000,6 (4).
8Mogan, Eric Lease. MyLibrary@NCState: The Implementation of a User-centered, Customizable Interface to a Library's Collection of Information Resources. http://www.infomotions.com/musings/sigir-99.
