STERZYŃSKI, T.; BULA, K. Visualization and flow velocity determination of molten polymers. Polimery, [S. l.], v. 64, n. 9, p. 569-576, 2021. DOI: 10.14314/polimery.2019.9.1. Disponível em: https://ichp.vot.pl/index.php/p/article/view/154. Acesso em: 19 may. 2024.