S. C. Fernandes, R. P. Barros, H. da S. Freitas, L. M. Barros, and D. B. de Alencar, “Comparative Study of Steel Economy on fck-25 MPa and fck-50 MPa Reinforced Concrete Pillars in a 4-Story Building”, ijaers, vol. 6, no. 12, Dec. 2019, Accessed: Jul. 22, 2024. [Online]. Available: https://journal-repository.com/index.php/ijaers/article/view/1455