%0 Journal Article %A B. G. Nikolaev %T Solution of the space problems for the hyperboloid of revolution and lens in the electrical prospecting %J Zapiski Nauchnykh Seminarov POMI %D 1968 %P 126-143 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1968_9_a6/ %G ru %F ZNSL_1968_9_a6