@article{TMF_2007_151_2_a6,
     author = {V. V. Belov and V. A. Maksimov},
     title = {Semiclassical quantization of {Bohr} orbits in the~helium atom},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {261--286},
     year = {2007},
     volume = {151},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2007_151_2_a6/}
}