%0 Journal Article %A M. P. Volarovich %A G. A. Sobolev %T Application of the piezoelectric effect of rocks to underground prospecting of piezoelectric bodies %J Doklady Akademii Nauk %D 1965 %P 556-558 %V 162 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_162_3_a18/ %G ru %F DAN_1965_162_3_a18