Khanal, Shankar Prasad, Krishna Prasad Acharya, Pravat Uprety, and Santosh Kumar Shah. “Statistical Modeling on Blindness and Visual Impairment Data”. Journal of Institute of Science and Technology 19, no. 1 (November 8, 2015): 1–6. Accessed December 14, 2024. https://www.nepjol.info/index.php/JIST/article/view/13818.