%0 Journal Article %A B. S. Ènenstein %T A parametric method for determining the location depth of the roof of a crystalline basement from curves of frequency probing %J Doklady Akademii Nauk %D 1968 %P 339-342 %V 181 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_181_2_a18/ %G ru %F DAN_1968_181_2_a18