HAGEN, Hans William; PENKUL, Richard C. Design Charts for Bolts with Combined Shear and Tension. Engineering Journal, [S. l.], v. 2, n. 2, p. 42–45, 1965. DOI: 10.62913/engj.v2i2.29. Disponível em: https://ej.aisc.org/index.php/engj/article/view/29. Acesso em: 9 oct. 2024.