Jha, A. K., and B. Aryal. “A Study of a Cavity Nearby a Pulsar at -60º Latitude in the Far Infrared Map”. Journal of Nepal Physical Society 4, no. 1 (May 22, 2017): 33–41. Accessed April 23, 2024. https://www.nepjol.info/index.php/JNPhysSoc/article/view/17334.