शेर्पा दावा. “भाषिक परिवर्तनको अध्ययन (A Study of Linguistic Change)”. NUTA Journal 9, no. 1-2 (December 31, 2022): 161–169. Accessed May 13, 2024. https://www.nepjol.info/index.php/nutaj/article/view/53861.