Utilization of coal waste for the preparation of asphalt. Revista Ciencia y Tecnología para la Salud Visual y Ocular, [S. l.], v. 4, n. 1, p. 135–139, 2018. Disponível em: https://revistas.infotegra.com/index.php/CTSVO/article/view/93.. Acesso em: 22 oct. 2024.