%0 Journal Article %A I. N. Bakulina %A N. I. Ionov %T Determination of the energy of electronic affinity of sulphur atoms by surface ionization %J Doklady Akademii Nauk %D 1957 %P 41-44 %V 116 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_116_1_a10/ %G ru %F DAN_1957_116_1_a10