ZOWCZAK, W. On a Certain Class of Standard Stress Fields for Plastic Design. Engineering Transactions, [S. l.], v. 44, n. 3-4, p. 483–497, 1996. Disponível em: https://et.ippt.pan.pl/index.php/et/article/view/1476. Acesso em: 23 jul. 2025.