An Experimental Study on the Effect of Steel Fibres in S-Sand Concrete . International Journal of Environmental Sciences, [S. l.], p. 1220–1226, 2025. DOI: 10.64252/aqssgq95. Disponível em: https://theaspd.com/index.php/ijes/article/view/5219.. Acesso em: 14 oct. 2025.