Meesuk, Peerawat, and Sathit Changjan. “Development of a rice drying machine using solar energy combined with a heater”. Journal of Bansomdej Engineering and Industrial Technology 2, no. 2 (December 31, 2021): 28–41. accessed June 9, 2025. https://ph04.tci-thaijo.org/index.php/JEITB/article/view/4510.