Effect Of Corn Cob Ash And Locust Bean Pod Ash On The Mechanical Properties Of Concrete. coou African Journal of Environmental Research, [S. l.], v. 5, n. 2, p. 113–129, 2024. Disponível em: http://ajer.org.ng/index.php/journal/article/view/135. Acesso em: 21 apr. 2026.