ENVIRONMENTAL AND COMPRESSIVE STRENGTH EFFECTS OF COAL BOTTOM ASH AS PARTIAL SAND REPLACEMENT IN CONCRETE: A LEACHING ASSESSMENT STUDY. GEOMATE Journal, [S. l.], v. 29, n. 134, p. 85–92, 2025. Disponível em: https://geomatejournal.com/geomate/article/view/5027. Acesso em: 22 apr. 2026.