%0 Journal Article %A B. I. Birger %T Thermoconvective waves of finite amplitude in the Earth mantle %J Doklady Akademii Nauk %D 1978 %P 559-562 %V 242 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_242_3_a14/ %G ru %F DAN_1978_242_3_a14