KUFEL, W. Modele Warstwowe Grubych Płyt i Powłok. Engineering Transactions, [S. l.], v. 24, n. 4, p. 759–770, 1976. Disponível em: http://et.ippt.gov.pl/index.php/et/article/view/2328. Acesso em: 17 jan. 2026.