Marchioro, A.; Teuscher, J.; Friedrich, D.; Kunst, M.; van de Krol, R.; Moehl, T.; Graetzel, M.; Moser, J.-E.: Unravelling the mechanism of photoinduced charge transfer processes in lead iodide perovskite solar cells. Nature Photonics 8 (2014), p. 250-255
10.1038/NPHOTON.2013.374