Prasarn Kradangnga, Anek Sukchareon, Niwat Suwatanakul, Kyo Kobayashi, and Yoshiaki Goto. 1991. “Study on Paddy Grain from Axial Flow Rice Thresher”. Agriculture and Natural Resources 25 (5). Bangkok, Thailand:140-48. https://li01.tci-thaijo.org/index.php/anres/article/view/242024.