Vigil-Galán, O., Courel, M., Andrade-Arvizu, J.A., Sánchez, Y., Espíndola-Rodríguez, M., Saucedo, E., Seuret-Jiménez, D., González, R. "Processing pathways of Cu2Zn(SnGe)Se4based solar cells: The role of CdS buffer layer" Materials Science in Semiconductor Processing 67, pp. 14 - 19. 2017 DOI: 10.1016/j.mssp.2017.05.003