Singh, Yogendra, and Amal K Datta. “???????????? ?? ????????? ?? ?????? ?? ?????? Study of the Effect of Yoga Practice on Astigmatism”. Dev Sanskriti Interdisciplinary International Journal 5 (January 15, 2015): 31–35. Accessed January 22, 2026. https://dsiij.dsvv.ac.in/index.php/dsiij/article/view/53.