Evaluation of mixtures of clay for the manufacture of refractory bricks used for the conversion technology of used ovens in North Santander. Revista de Investigaciones Universidad del Quindío, [S. l.], v. 26, n. 1, p. 59–66, 2014. DOI: 10.33975/riuq.vol26n1.132. Disponível em: https://revistas.uniquindio.edu.co/ojs/index.php/riuq/article/view/132. Acesso em: 25 jun. 2026.