//-->
Performance guarantees for flowshop heuristics to minimize makespan
Gupta, Jatinder N.D., (2006)
Scheduling Three-Operation Jobs in a Two-Machine Flow Shop to Minimize Makespan
Gupta, Jatinder N.D., (2004)
The three-machine proportionate open shop and mixed shop minimum makespan problems
Koulamas, Christos, (2015)