%0 Journal Article %A A. N. Tikhonov %A B. S. Ènenstein %T A method of determining the depth of occurrence of a crystalline foundation from the phase %J Doklady Akademii Nauk %D 1962 %P 89-92 %V 145 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_145_1_a21/ %G ru %F DAN_1962_145_1_a21