Kong, Pei Yee, Tze Mi Yong, Mazlan Zakaria, and Kang Chee Hwang. “Evaluation of Virgin and Recycled LDPE Plastic Bags Manufactured Using Film Blowing Machine”. Progress in Engineering Application and Technology 3, no. 1 (June 19, 2022): 756–768. Accessed July 18, 2024. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/6311.