Chuaysakun W, Thawornsujaritkul T. Safety Management in Workplace for Operational Level Employees of Petrochemicals Industries in the Eastern Economic Corridor (EEC) Zone. JIBA [Internet]. 2022 Jun. 30 [cited 2024 Apr. 25];4(1):60-73. Available from: https://so03.tci-thaijo.org/index.php/iba/article/view/261997