Phillips, A. E., Waterer, H., Ehrgott, M., & Ryan, D. M. (2015). Integer programming methods for large-scale practical classroom assignment problems. Computers & Operations Research, 53, 42-53.
Reisman, A., Kumar, A., Motwani, J., 1997. Flowshop scheduling/sequencing research: A statistical review of the literature, 1952–1994. IEEE Transactions on Engineering Management 44, 316–329.
Stafford EF. On the development of a mixed-integer linear programming model for the flowshop sequencing problem. Journal of the Operational Research Society 1988;39:1163-74.
Stafford EF., Tseng FT. Two models for a family of flowshop sequencing problems. European Journal of Operational Research 2002; 142 282-93