%0 Journal Article
%A N. V. Belkin
%A A. P. Grumbkov
%A V. I. Kolesov
%A N. S. Guseva
%A V. A. Tsukerman
%A V. A. Tsygankov
%T Measurement of rock density in wells by means of gamma-quantum generator
%J Doklady Akademii Nauk
%D 1975
%P 569-572
%V 224
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1975_224_3_a18/
%G ru
%F DAN_1975_224_3_a18