%0 Journal Article %A A. Sh. Faitelson %T Secular gravity variations on the Russian platform %J Doklady Akademii Nauk %D 1969 %P 579-582 %V 188 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_188_3_a21/ %G ru %F DAN_1969_188_3_a21