Quintero, M., J. Marquina, E. Quintero, E. Moreno, S. Álvarez, C. Rincón, P. Grima, P. Bocar, a., D. Rivero, J. A, and M. A. “X-Ray Diffraction Analysis of Stannite, Wurtz-Stannite and Pseudo-Cubic Quaternary Compounds by Rietveld Method”. Revista Mexicana De Física, vol. 60, no. 2 Mar-Apr, Jan. 2014, pp. 168-0, https://rmf.smf.mx/ojs/index.php/rmf/article/view/4071.