POKROPSKI, T.; BALAS, A. Modifications of epoxy resins and polyurethanes. Part I. Polymers with oxazolidone rings. Polimery, [S. l.], v. 48, n. 6, p. 417-420, 2022. Disponível em: http://ichp.vot.pl/index.php/p/article/view/1878. Acesso em: 11 may. 2024.