Advancing Geopolymer Technology: The Impact of Rice Husk Ash on the Mechanical Strength of M40 Concrete. International Journal of Food and Nutritional Sciences, [S. l.], v. 10, n. 9, p. 260–273, 2021. Disponível em: https://ijfans.org/index.php/Journal/article/view/4098. Acesso em: 10 sep. 2026.