KOWALEWSKI, Z.L. Biaxial creep study of copper on the basis of isochronous creep surfaces. Archives of Mechanics, Warsaw, Poland, v. 48, n. 1, p. 89–109, 1996. DOI: 10.24423/aom.1331. Disponível em: https://am.ippt.pan.pl/index.php/am/article/view/v48p89. Acesso em: 7 dec. 2025.