%0 Journal Article %A Yu. S. Sayasov %T Theory of the hardening of ionization processes in gas jets %J Doklady Akademii Nauk %D 1965 %P 875-878 %V 162 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_162_4_a41/ %G ru %F DAN_1965_162_4_a41