PIWNIK, J. Analiza Procesu Wyciskania Osiowo-Symetrycznego. Engineering Transactions, [S. l.], v. 35, n. 2, p. 241–274, 1987. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/1761. Acesso em: 9 jun. 2025.