%0 Journal Article %T Ionospheric response to annular and partial solar eclipse of 29 April 2014 in Antarctica and Australian Regions %A Atulkar, R.. %A Khan, P.. %A Jeevakhan, H.. %A Purohit, P.K. %K Annular solar eclipse, ionospheric parameters, sporadic $E$, critical frequency %J Russian Journal of Earth Sciences %D 2015 %N 15 %P 7 %I Geophysical Center of the Russian Academy of Sciences