Flexural Behaviour Of Hybrid Fibre Reinforced Concrete Beams Containing Metakaolin And Nano Alumina. International Journal of Environmental Sciences, [S. l.], p. 397–407, 2025. DOI: 10.64252/y0dbdd45. Disponível em: https://theaspd.com/index.php/ijes/article/view/4113.. Acesso em: 25 aug. 2026.