@article{DAN_1962_147_2_a30,
     author = {A. M. Rozhnov and D. N. Andreevskii},
     title = {Equilibrium of the},
     journal = {Doklady Akademii Nauk},
     pages = {388--391},
     year = {1962},
     volume = {147},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_147_2_a30/}
}