SINGH, Niraj Kumar; RAI, Baboo. A Statistical Study to Investigate the Efficiency of Steel and Polypropylene Fiber in Enhancing the Durability Properties of Concrete Composites. Civil Engineering Journal, [S. l.], v. 4, n. 6, p. 1254–1272, 2018. DOI: 10.28991/cej-0309171. Disponível em: https://civilejournal.org/index.php/cej/article/view/860. Acesso em: 20 sep. 2025.