Effect of stirrup, longitudinal reinforcement and steel fibers ratios on the torsional behavior of high strength concrete beams. Periodicals of Engineering and Natural Sciences, [S. l.], v. 10, n. 4, p. 5–17, 2022. DOI: 10.21533/pen.v10.i4.677. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/677. Acesso em: 30 apr. 2026.