%0 Journal Article %A B. I. Losev %A M. A. Troyanskaya %A È. A. Bylyna %T The effect of $\gamma$-radiation on coals in water medium and in carbon tetrachloride solution %J Doklady Akademii Nauk %D 1958 %P 314-315 %V 120 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_120_2_a22/ %G ru %F DAN_1958_120_2_a22