%0 Journal Article %A P. Velinov %A L. I. Dorman %A G. Nestorov %T The influence of Forbush effects on the state of cosmic ray layer in lower ionosphere %J Doklady Akademii Nauk %D 1970 %P 1063-1065 %V 190 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_190_5_a13/ %G ru %F DAN_1970_190_5_a13