FRASER, Donald J. The In-Plane Stability of a Frame Containing Pin-Based Stepped Columns. Engineering Journal, [S. l.], v. 27, n. 2, p. 49–53, 1990. DOI: 10.62913/engj.v27i2.548. Disponível em: https://ej.aisc.org/index.php/engj/article/view/548. Acesso em: 9 oct. 2024.