EXPERIMENTAL INVESTIGATION ON DURABILITY OF FLY ASH BASED CONCRETE. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 2, n. 2, p. 105–117, 2015. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/494. Acesso em: 6 sep. 2025.