M. S. Mohd Supian, “Catalytic Pyrolysis of High-density Polyethylene (HDPE) by using Multiple Stage Reactor ”, peat, vol. 3, no. 2, pp. 708–721, Dec. 2022, Accessed: Jul. 18, 2024. [Online]. Available: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/6417