Rojanapitoon, Theerawat, and Jirarat Teeravaraprug. “A Computer Simulation for Economical Order Picker Routing When Considering Travel Distance and Vehicle Energy Consumption”. International Journal of Engineering and Technology 7, no. 2.28 (May 16, 2018): 33–37. Accessed May 23, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/12878.