%0 Journal Article %A A. A. Nikitin %T Some estimates of helhim line intensities in the spectra of nonstationary stars %J Doklady Akademii Nauk %D 1958 %P 991-993 %V 121 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_121_6_a9/ %G ru %F DAN_1958_121_6_a9