1. The problem of the rotation of a solid about a fixed point;Kovalevskaya,1940
2. Not entirely symmetrical heavy gyroscopes;Appel'rot,1940
3. The motion of the Kovalevskaya gyroscope on the boundary of ultra-ellipticity;Ipatov;Uch. Zap. Petrozavodsk. Univ. Matem. N.,1970
4. Geometric interpretation of certain motions of the gyroscope of S.V. Kovalevskaya;Kharlamov,1973
5. On the hodographs of the angular velocity of the Kovalevskaya gyroscope in the Delaunay problem;Koval',1979