R. Torres, S. Mcnee, M. Abel, J. Konstan, and J. Riedl. International Conference on Digital Libraries,Proceedings of the 4th ACM/IEEE-CS joint conference on Digital libraries, (2004)
R. Torres, S. Mcnee, M. Abel, J. Konstan, and J. Riedl. International Conference on Digital Libraries,Proceedings of the 4th ACM/IEEE-CS joint conference on Digital libraries, (2004)