%0 Journal Article %A L. M. Boyarshinov %T Energy and intensity in multiple backscattering of beta-particles by nuclei of various elements %J Doklady Akademii Nauk %D 1969 %P 545-548 %V 186 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_186_3_a14/ %G ru %F DAN_1969_186_3_a14