Langkapin, Jaturong, Sunan Parnsakhorn, and Roongruang Kalsirisilp. 2022. “Design and Fabrication of Lotus Seeds Sizing Machine”. Recent Science and Technology 14 (1). Songkhla, Thailand:103-16. https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/242051.