GUPTA, B. D. Identification of polythene(polyethylene). Defence Science Journal, [S. l.], v. 12, n. 1, p. 91–93, 2014. DOI: 10.14429/dsj.12.6838. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6838. Acesso em: 15 jun. 2025.