2004
Scheduling with common due date, earliness and tardiness penalties for multimachine problems: A survey.
Math. Comput. Model., 2004

Two-Machine Flow Shop Scheduling with Nonregular Criteria.
J. Math. Model. Algorithms, 2004

On the complexity and some properties of multi-stage scheduling problems with earliness and tardiness penalties.
Comput. Oper. Res., 2004

2002
Heuristics for hybrid flow shops with controllable processing times and assignable due dates.
Comput. Oper. Res., 2002