1. R. Braden, D. Clark and S. Shenker, “Integrated services in the internet architecture: an Overview”, IETF RFC-1633, Jun. 1994.
2. D. Black, S. Blake, M. Carlson, E. Davies, Z. Wang, and W. Weiss, “An architecture for differentiated services”, RFC 2475, December 1998.
3. L., Jacobsson, M., Karagiannis, G., Oosthoek, S., Partain, D., Rexhepi, V., Szabo, R., Wallentin, P., “Resource management in diffserv framework”, Internet Draft, Work in Progress, 2001.
4. P. Ioannou, L. Rossides, “Congestion control for differentiated-services using non-linear control theory”, in Proceedings of the Sixth IEEE Symposium on Computers & Communications, ISCC 2001, Hammamet, Tynisia, 3-5, pp. 726-733, July 2001.
5. N.N. Krasovskii: On the application of the second method of Lyapunov for equations with time delays, Prikl. Mat. Mekh. 20, pp. 315-327, 1956.