@article{DAN_1969_189_2_a14,
     author = {L. V. Iogansen},
     title = {A contribution to the theory of the electronic structure of cyclic molecules},
     journal = {Doklady Akademii Nauk},
     pages = {281--283},
     publisher = {mathdoc},
     volume = {189},
     number = {2},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_189_2_a14/}
}