Xavier Ochoa. Learning object repositories are useful, but are they usable?. In Nuno Guimarães, Pedro T. Isaías, editors, AC 2005, Proceedings of the IADIS International Conference on Applied Computing, Algarve, Portugal, February 22-25, 2005, 2 Volumes. pages 138-144, IADIS, 2005.
Abstract is missing.