%0 Journal Article %A K. B. Karandeev %A L. Ya. Mizyuk %T On the principles to follow in constructing geophysical apparatus for electric prospecting by the method of frequency characteristic %J Doklady Akademii Nauk %D 1960 %P 831-834 %V 133 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_133_4_a19/ %G ru %F DAN_1960_133_4_a19