//-->
An Optimal Solution Algorithm for a Batch Processing Machine Scheduling Problem with a Product-Mix Ratio Constraint
Joo, B.-J., (2007)
A branch-and-bound algorithm for a two-machine flowshop scheduling problem with limited waiting time constraints
Joo, B.-J., (2009)
Minimizing total tardiness in permutation flowshops
Kim, Y.-D., (1995)