%0 Journal Article %A G. S. Ivanov-Kholodnyi %T Anomaly in the composition of the formed ions, and some phenomena in the lower ionosphere %J Doklady Akademii Nauk %D 1966 %P 831-834 %V 170 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_170_4_a21/ %G ru %F DAN_1966_170_4_a21