%0 Journal Article
%A D. V. Zagrebin
%T On Martian gravitational field
%J Doklady Akademii Nauk
%D 1974
%P 57-58
%V 219
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1974_219_1_a12/
%G ru
%F DAN_1974_219_1_a12