GRUBB, Michael A. The AASHTO Guide Specification for Alternate Load-factor Design Procedures for Steel Beam Bridges. Engineering Journal, [S. l.], v. 24, n. 1, p. 1–10, 1987. DOI: 10.62913/engj.v24i1.483. Disponível em: https://ej.aisc.org/index.php/engj/article/view/483. Acesso em: 9 oct. 2024.