Chuaysakun, Warakorn, and Thitirat Thawornsujaritkul. “Safety Management in Workplace for Operational Level Employees of Petrochemicals Industries in the Eastern Economic Corridor (EEC) Zone”. Journal of Industrial Business Administration 4, no. 1 (June 30, 2022): 60–73. Accessed March 29, 2024. https://so03.tci-thaijo.org/index.php/iba/article/view/261997.