Gautam, S. P., A. Silwal, M. Tiwari, S. Subedi, M. Khanal, and A. K. Jha. “Dust Properties of Two New Cavity Structures Nearby Asymptotic Giant Branch Stars: The IRAS Survey”. Journal of Institute of Science and Technology, vol. 26, no. 2, Dec. 2021, pp. 119-26, doi:10.3126/jist.v26i2.41556.