%0 Journal Article %A D. O. Mokhnach %T Photodissociation of $\mathrm{C}_2$ molecules in the atmosphere of comets %J Doklady Akademii Nauk %D 1968 %P 817-820 %V 180 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_180_4_a12/ %G ru %F DAN_1968_180_4_a12