%0 Journal Article %A A. N. Lyubimov %T The length of a critical streamline in perfect gas flows near the bodies of one class %J Doklady Akademii Nauk %D 1971 %P 556-559 %V 199 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_199_3_a13/ %G ru %F DAN_1971_199_3_a13