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J. E. Greer, G. McCalla, J. E. Cooke, J. Collins, V . S. Kumar, A. Bishop and J. Vassileva. ¿The Intelligent Helpdesk: Supporting Peer-Help in a University Course¿, in Proc. of the International Intelligent Tutoring Systems Conference (ITS¿98), San Antonio, TX, 1998, pp. 494-505.
1998