วุฒิกิจ ก.; เที่ยงจันตา ส.; ก๋ามะโน ค. Design and Invention of Cleaning Machine for Children Plastic Balls. RMUTL Engineering Journal, [S. l.], v. 3, n. 2, p. 8–14, 2018. DOI: 10.14456/rmutlengj.2018.8. Disponível em: https://ph01.tci-thaijo.org/index.php/RMUTLEngJ/article/view/181990. Acesso em: 5 may. 2024.