Hemachandra เ.; Euapitaksakul น. Heat Sealing of Polypopylene Film in Flexible Packaging. Journal of Metals, Materials and Minerals, Bangkok, Thailand, v. 7, n. 2, p. 53–66, 2022. Disponível em: https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/1459. Acesso em: 18 dec. 2024.