PHYSICAL AND MECHANICAL PROPERTIES OF RIVER STONE AS COARSE AGGREGATE FOR CONCRETE PRODUCTION. Nigerian Journal of Technology, [S. l.], v. 38, n. 4, p. 856–862, 2019. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/2116. Acesso em: 22 apr. 2026.