HANSEN, Robert J. Push-up Steel Construction. Engineering Journal, [S. l.], v. 6, n. 3, p. 65–73, 1969. DOI: 10.62913/engj.v6i3.127. Disponível em: https://ej.aisc.org/index.php/engj/article/view/127. Acesso em: 9 oct. 2024.