R. Aviv, Z. Erlich, and G. Ravid. The 3rd IEEE International Conference on Advanced Learning Technologies, 2003. Proceedings, page 145 -- 149. (July 2003)
R. Chand, and P. Felber. NCA '03: Proceedings of the Second IEEE International Symposium on
Network Computing and Applications, page 123. Washington, DC, USA, IEEE Computer Society, (2003)
A. Ghumare, N. Patil, C. Holkar, and V. Badgujar. International Journal on Recent and Innovation Trends in Computing and Communication, 3 (1):
175--180(January 2015)
M. Gritter, and D. Cheriton. USITS'01: Proceedings of the 3rd conference on USENIX Symposium on
Internet Technologies and Systems, page 4--4. Berkeley, CA, USA, USENIX Association, (2001)