Techarungpaisan, P., K. Udomsirichakorn, and S. Theerapongthanakorn. “Simple Equipment to Reduce Moisture Content in Paddy by Mean of Solar Energy”. Engineering and Applied Science Research, vol. 32, no. 3, Nov. 2015, pp. 441-55, https://ph01.tci-thaijo.org/index.php/easr/article/view/42348.