FRASER, Donald J. Uniform Pin-based Crane Columns, Effective Lengths. Engineering Journal, [S. l.], v. 26, n. 2, p. 61–65, 1989. DOI: 10.62913/engj.v26i2.517. Disponível em: https://ej.aisc.org/index.php/engj/article/view/517. Acesso em: 9 oct. 2024.