Wang, Minghao, Wei Wang, Ben Ma, Wei Shen, Lihui Liu, Kun Cao, Shufen Chen, and Wei Huang. “Lead-Free Perovskite Materials for Solar Cells”. Nano-Micro Letters 13 (January 25, 2021): 62. Accessed March 29, 2024. https://nmlett.org/index.php/nml/article/view/826.