%0 Journal Article %A V. V. Bogdanov %A A. V. Pavlov %T Investigation of the influence of seismic activity on the semi transparency coefficient of the sporadic es layer over kamchatka %J Vestnik KRAUNC. Fiziko-matematičeskie nauki %D 2020 %P 157-165 %V 33 %N 4 %U http://geodesic.mathdoc.fr/item/VKAM_2020_33_4_a13/ %G ru %F VKAM_2020_33_4_a13