PREPERATION OF CONCRETE BRICKS BY USING FLYASH AND COCONUT SHELLS. International Journal of Food and Nutritional Sciences, [S. l.], v. 10, n. 9, p. 567–576, 2021. Disponível em: https://ijfans.org/index.php/Journal/article/view/4132. Acesso em: 17 jul. 2026.