Wisittipanich, W. (2015) “Minimizing Makespan in Flexible Job Shop Problems by Adapting the Differential Evolution”, Thai Journal of Operations Research : TJOR, 3(1), pp. 40–50. available at: https://ph02.tci-thaijo.org/index.php/TJOR/article/view/35640 (accessed: 2 September 2026).