%0 Journal Article %T Impact of magnetic storms on the lower ionosphere within the auroral zone %A Blagoveshchensky, D.V. %A Sergeeva, M.A. %K absorption, ionosphere, D-region, sporadic Es, magnetic storms %J Solnechno-Zemnaya Fizika %D 2015 %N 1 %P 7 %I INFRA-M Academic Publishing LLC.