AGRAWAL, Krishna M.; STAFIEJ, Andrew P. Calculation of Effective Lengths of Stepped Columns. Engineering Journal, [S. l.], v. 17, n. 4, p. 96–105, 1980. DOI: 10.62913/engj.v17i4.353. Disponível em: https://ej.aisc.org/index.php/engj/article/view/353. Acesso em: 9 oct. 2024.