แสงสวัสดิ์ ช. . U-PVC Extrusion Process and Control. Journal of Engineering, RMUTT, [S. l.], v. 1, p. 1–8, 2002. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242382. Acesso em: 18 may. 2024.