%0 Journal Article %T Latitudinal variation of ionospheric TEC at Northern Hemispheric region %A Parwani, M.. %A Atulkar, R.. %A Mukherjee, S.. %A Purohit, P.K. %K Ionospheric TEC, $Dst$, sunspot number, $Kp$ index %J Russian Journal of Earth Sciences %D 2019 %N 19 %P 10 %I Geophysical Center of the Russian Academy of Sciences