Khuncharo, Apirat, Somkhit Suk-erb, and Muntana Nakornriab. “The PET Bottle Processing Guidelines for Application in Handicrafts”. Academic Journal of Mahamakut Buddhist University Roi Et Campus 9, no. 2 (July 9, 2019): 56–68. Accessed March 29, 2024. https://so01.tci-thaijo.org/index.php/AJMBU/article/view/244687.