Khangale, U. B. ., P. A. . Ozor, and C. . Mbohwa. “A review of recent trends and status of plastics recycling in industries”. Engineering and Applied Science Research, vol. 48, no. 3, May 2021, pp. 340-5, https://ph01.tci-thaijo.org/index.php/easr/article/view/241852.