%0 Journal Article %A G. V. Gorshkov %A V. I. Matvienko %T Yield of neutrons by various radon sources, viz. $\mathrm{Rn}+\mathrm B$, $\mathrm{Rn}+\mathrm C$, %J Doklady Akademii Nauk %D 1957 %P 211-212 %V 116 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_116_2_a12/ %G ru %F DAN_1957_116_2_a12