Ghimire, B. D., Chapagain, N. P., Basnet, V. and Khadka, B. (2021) “Analysis of Tec Variations over Nepal Obtained from GPS Data on Geo-Magnetically Quiet and Disturbed Days of the Year 2015”, Journal of Nepal Physical Society, 7(2), pp. 102–109. doi: 10.3126/jnphyssoc.v7i2.38630.