@article{SM_2014_205_4_a4,
     author = {I. K. Kozlov},
     title = {The topology of the {Liouville} foliation for the {Kovalevskaya} integrable case on the {Lie} algebra so(4)},
     journal = {Sbornik. Mathematics},
     pages = {532--572},
     publisher = {mathdoc},
     volume = {205},
     number = {4},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2014_205_4_a4/}
}