Parajuli, Rojeeta, and Leena Bajracharya. “Changes in Astigmatism Before and After Pterygium Surgery”.
Birat Journal of Health Sciences
4, no. 1 (May 3, 2019): 596–601. Accessed April 28, 2025. https://nepjol.info/index.php/bjhs/article/view/23929.