Phatrabuddha, Sujee, Thitima Wonginta, and Nantaporn Phatrabuddha. “Development of Work-Rest Model for Reducing Fatigue in a Long Distance Among Chemical Truck Drivers: Case Study in an Industrial Gas”. Applied Environmental Research 40, no. 3 (August 27, 2018): 65–76. Accessed April 26, 2024. https://ph01.tci-thaijo.org/index.php/aer/article/view/107638.