%0 Journal Article %A K. Ya. Kondrat'ev %A A. P. Galtsev %A O. I. Smoktiy %A E. V. Khrunov %T Calorimetry of twilight sky based on horizon spectra obtained from the spacecraft ``Soyuz-5'' %J Doklady Akademii Nauk %D 1970 %P 1044-1047 %V 191 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_191_5_a20/ %G ru %F DAN_1970_191_5_a20