1. Adams, J., Balas, E., and Zawack, D., ?The Shifting Bottleneck Procedure for Job Shop Scheduling,? Management Science, Vol. 34, No. 12, pp. 391?401 (March 1988).
2. Agnetis, A., Nicolo, F., and Lucertini M., ?Tool Handling Synchronization in FMCs,? Proceedings of the 1991 IEEE International Conference on Robotics and Automation, Sacramento, CA, pp. 1789?1794 (1991).
3. Agnetis, A., Dror, M., and Vakharia, A.J., ?Tool Handling and Scheduling in a Two-Machine FMC,? Working Paper No. 22-92, DIS, ?Universita? di Roma ?La Sapienza?, Italy (1992).
4. Berrada, M. and Stecke, K.E., ?A Branch and Bound Approach for Machine Load Balancing in FMS,? Management Science, Vol. 32, No. 10, pp. 1316?1335 (October 1986).
5. Blazewicz, J., Cellary, W., Slowinski, R., and Weglarz, J., ?Scheduling Under Resource Constraints?Deterministic Models,? Annals of Operations Research, Vol. 7, J.C. Baltzer AG, Basel, Switzerland (1986).