Kumphan T, Sriyonyot T, Boonwan A, Chantem U. Vehicle Routing by Using a Saving Algorithm: Community Drinking Water Factory. IENJ [Internet]. 2023 Dec. 30 [cited 2024 May 15];9(2):50-7. Available from: https://ph02.tci-thaijo.org/index.php/ienj/article/view/249999