Keshavarz, T., Karimi, E., & Shakhsi-Niaei, M. "Unrelated Parallel Machines Scheduling with Sequence-Dependent Setup Times to Minimize Makespan and Tariff Charged Energy Consumption", Advances in Industrial Engineering, 55, 1, 2021, 91-113. doi: 10.22059/jieng.2021.326682.1788