@article{ND_2018_14_1_a9,
     author = {G. V. Gorr and E. K. Shchetinina},
     title = {On the motion of a heavy rigid body in two special cases of {S.V.Kovalevskaya{\textquoteright}s} solution},
     journal = {Russian journal of nonlinear dynamics},
     pages = {123--138},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2018_14_1_a9/}
}