Sukmoonsiri, Ekkapan, Roongruang Kalsirisilp, and Jaturong Langapin. 2021. “Development of Animal Feed Pelleting Machine”. Srinakharinwirot University Engineering Journal 16 (3). Bangkok, Thailand:62-74. https://ph02.tci-thaijo.org/index.php/sej/article/view/244636.