Chongwen Li, Zhou, Yuanyuan , Wang, Yue Chang Li, Zong, Yingxia , Lioz, Etgar , Cui, Guanglei , Padture, Nitin P, and Pang, Shuping . 2017. “Methylammonium-Mediated Evolution Of Mixed-Organic-Cationperovskite Thin Films: A Dynamic Composition-Tuning Process”. Angew. Chem. Int. Ed., 2017,56, Pp. 7674 –7678.