Piriyapun K, Pongpreecha A. Application of Geographic Information Systems for Route Optimization in Solid Waste Collection Using the Vehicle Routing Problem (VRP) Method: A Case Study of Tha Kham Subdistrict Municipality, Bang Pakong, Chachoengsao Province. spurhs [internet]. 2025 Jun. 29 [cited 2026 Oct. 3];25(1):153-70. available from: https://so05.tci-thaijo.org/index.php/spurhs/article/view/277260