Mohammad Shorfuzzaman, M. Rasit Eskicioglu, Peter C. J. Graham. Architectures for Network Processors: Key Features, Evaluation, and Trends. In Brian J. d Auriol, editor, Proceedings of the International Conference on Communications in Computing, CIC 04, June 21-24, 2004, Las Vegas, Nevada, USA. pages 141-146, CSREA Press, 2004.