Hua Wang, Qing Li. Secure and Efficient Information Sharing in Multi-university E-Learning Environments. In Howard Leung, Frederick W. B. Li, Rynson W. H. Lau, Qing Li, editors, Advances in Web Based Learning - ICWL 2007, 6th International Conference, Edinburgh, UK, August 15-17, 2007, Revised Papers. Volume 4823 of Lecture Notes in Computer Science, pages 542-553, Springer, 2007. [doi]
Abstract is missing.