O. Kuscu and E. U. Kucuksille, “Heuristic Methods in Vehicle Routing Systems”, ELEKTRON ELEKTROTECH, vol. 107, no. 1, pp. 65–70, Jan. 2011, Accessed: Feb. 07, 2026. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/9084