Experimental Study Of Reinforced Concrete Columns Concealing Rain Water Pipe. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 43, n. 1, p. 13–26, 2012. DOI: 10.11113/jt.v43.763. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/763.. Acesso em: 14 mar. 2025.