MIKKOLA, M.J.; SALOVIIN, K. Mixed Finite Element Solution of Quasi-Static Problems of Viscoplastic Plates. Engineering Transactions, [S. l.], v. 28, n. 1, p. 139–152, 1980. Disponível em: https://et.ippt.pan.pl/index.php/et/article/view/2049. Acesso em: 9 oct. 2025.