Neupane, T., and C. M. Adhikari. “Crossover from Reverse Saturable to Saturable Absorptions in Two-Dimensional Tungsten Disulfide”. Journal of Nepal Physical Society 8, no. 2 (December 19, 2022): 31–36. Accessed February 6, 2026. https://www.nepjol.info/index.php/JNPhysSoc/article/view/50145.