Li, Zhiqi, Jiajun Dong, Chunyu Liu, Jiaxin Guo, Liang Shen, and Wenbin Guo. “Surface Passivation of Perovskite Solar Cells Toward Improved Efficiency and Stability”. Nano-Micro Letters 11 (June 7, 2019): 50. Accessed April 28, 2024. https://www.nmlett.org/index.php/nml/article/view/190.