Chaikhampan, Maninthara, Sutipong Sopanut, Supakit Saisom, Wuttichai Songsang, Sarayut Malaipun, and Pongsakorn Surin. 2026. “Assessment of The Working Posture Risks of Material Handling Employees: A Case Study of Food Production Company”. Rattanakosin Journal of Science and Technology 8 (2):124-40. https://ph02.tci-thaijo.org/index.php/RJST/article/view/257807.