ouassoul, khaoula, A. El Kenz, M. Loulidi, A. Benyoussef, and M. Azzouz. “Prediction of the Photovoltaic Performance of the Lead-Free Layered Ruddlesden–Popper organic–inorganic Perovskite (CH3NH3)2GeI4”. Revista Mexicana De Física, vol. 70, no. 4 Jul-Aug, July 2024, pp. 040502 1-, doi:10.31349/RevMexFis.70.040502.