PHETYIM, N. Co-Pyrolysis technique between Used Lubricant Oil and HDPE by Activated Zeolite Catalyst. Frontiers in Engineering Innovation Research, [S. l.], v. 1, p. 75–84, 2015. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242058. Acesso em: 2 sep. 2026.