PHANG, Michael K.S.; CELENZA, Eugene. Direct Design of Columns Subjected to Combined Loading. Engineering Journal, [S. l.], v. 9, n. 4, p. 142–153, 1972. DOI: 10.62913/engj.v9i4.195. Disponível em: https://ej.aisc.org/index.php/engj/article/view/195. Acesso em: 9 oct. 2024.