%0 Journal Article %A Yu. P. Bulashevich %A V. I. Utkin %A A. K. Yurkov %A V. V. Nikolaev %T Radon concentration in massif and rock shocks in deep mines %J Doklady Akademii Nauk %D 1996 %P 245-248 %V 346 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1996_346_2_a13/ %G ru %F DAN_1996_346_2_a13