LUBCZAK, J. Pianki poliuretanowe z pierścieniami purynowymi. Polimery, [S. l.], v. 52, n. 7-8, p. 595-600, 2022. Disponível em: https://ichp.vot.pl/index.php/p/article/view/1455. Acesso em: 22 lip. 2024.