%0 Journal Article %A N. I. Vulfson %A L. M. Levin %T Downward convective currents %J Doklady Akademii Nauk %D 1964 %P 1320-1323 %V 158 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_158_6_a19/ %G ru %F DAN_1964_158_6_a19