Sikhao, Monnapatt, Suphawita Niwat, and Piamchan Doungmanee. 2023. “Improving Food Waste Management in the School Canteen Utilizing Facility Management Principles”. Journal of Multidisciplinary in Social Sciences 16 (1). Bangkok, Thailand:24-30. https://so03.tci-thaijo.org/index.php/sduhs/article/view/268103.