%0 Journal Article %A Z. S. Bulanovskaya %A Ya. M. Varshavskii %A V. L. Karpov %A I. Ya. Petrov %T The effect of $\mathrm{Co}^{60}$ $\gamma$-rays on the isotopic exchange between hydrocarbon polymeres and %J Doklady Akademii Nauk %D 1961 %P 146-148 %V 138 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_138_1_a40/ %G ru %F DAN_1961_138_1_a40