Gunasekaran, S., and Hemamalini R. “Spectroscopic Studies of Quality of Commercial Polyethylene Terephthalate Storage Containers”. Asian Journal of Chemistry 16, no. 3 (June 10, 2016): 1447–1454. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/14377.