Soft Computing-Based Model for the Ultimate Strength Prediction of Concrete-Filled Circular-Steel Columns. Tikrit Journal of Engineering Sciences, [S. l.], v. 33, n. 1, p. 1–16, 2026. DOI: 10.25130/tjes.33.1.25. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/2235.. Acesso em: 9 sep. 2026.