%0 Journal Article %A L. V. Iogansen %T A contribution to the theory of the electronic structure of cyclic molecules %J Doklady Akademii Nauk %D 1969 %P 281-283 %V 189 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_189_2_a14/ %G ru %F DAN_1969_189_2_a14