Characterization of natural and Ca2+ modified clinoptilolite for its application in gas separation processes. Superficies y Vacío, [S. l.], v. 28, n. 1, p. 5–11, 2015. Disponível em: https://superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/121. Acesso em: 24 apr. 2025.