Study on the activation of calcium montmorillonite (Ca-MMT) by sodium cations. Metallurgy and Foundry Engineering, [S. l.], v. 42, n. 3, p. 171, 2017. DOI: 10.7494/mafe.2016.42.3.171. Disponível em: https://journals.agh.edu.pl/mafe/article/view/2113. Acesso em: 9 apr. 2025.