@article{IIGUM_2012_5_3_a1,
     author = {T. V. Gruzdeva},
     title = {The {Problem} of {Spherical} {Binary} {Separability}},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {18--31},
     year = {2012},
     volume = {5},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2012_5_3_a1/}
}