Adhikari, D. R., S. K. Adhikari, and S. P. Baral. “Study of Compressibility and Atomic Radius of Lead Sulfide (PBS)”. Journal of Lumbini Engineering College 6, no. 1 (May 30, 2024): 45–49. Accessed November 21, 2024. https://nepjol.info/index.php/lecj/article/view/66282.