@INPROCEEDINGS{Aguilera1993ProductionSchedulingProblem, author = {L.M. Aguilera and R. Babu\v{s}ka and Z. Binder and G. Chenevier}, title = {Production Scheduling Problem with Changeover Costs}, booktitle = {Proceedings International Workshop on Applied Automatic Control}, address = {Prague, Czech Republic}, month = may, year = 1993 }