Sharma, Sachin, Sanjay Prakash Kaushik, Ram-Krishna Thakur, and Vivek Kumar Shukla. “Study of Structural Properties of Solar Energy Material CH3 NH3 PbX3 (X= I, Br and Cl) Perovskites and Its Mixed Halides Using Density Functional Theory”. Nepal Journal of Science and Technology 21, no. 2 (December 31, 2022): 105–114. Accessed November 23, 2024. https://nepjol.info./index.php/NJST/article/view/62360.