MOULI, Mohamed; KHELAFI, Hamid. Properties of lightweight concrete made with crushed natural pozzolana as coarse aggregate. Technological and Economic Development of Economy, [S. l.], v. 13, n. 4, p. 259–265, 2007. DOI: 10.3846/13928619.2007.9637810. Disponível em: https://journals.vilniustech.lt/index.php/TEDE/article/view/7742. Acesso em: 15 may. 2025.