1. An exact FCFS waiting time analysis for a general class of G/G/s queueing systems;Bertsimas;Queueing Systems Theory and Applications,1988
2. Carroll, J. L., Bronzini, M. S. and Hayward, J. C. (1972) Analysis of Waterway Systems: Summary Report. Pennsylvania Transportation and Traffic Safety Center, University Park, Pennsylvania.
3. Waterway transportation simulation models: Development and application;Carroll;Waterway Resources Research,1973
4. Approximate methods for analyzing queueing network models of computer systems;Chandy;Computing Surveys,1978
5. Cooper, R. B. (1972) Introduction to Queueing Theory. The Macmillan Company, New York.