KAJTOCH, J. STRAIN IN THE UPSETTING PROCESS. Metallurgy and Foundry Engineering, [S. l.], v. 33, n. 1, p. 51, 2007. DOI: 10.7494/mafe.2007.33.1.51. Disponível em: https://journals.agh.edu.pl/mafe/article/view/325. Acesso em: 6 may. 2024.