@article{VMUMM_1995_2_a13,
     author = {N. V. Denisova},
     title = {Polynomial integrals and the branching of solutions of reversible dynamical systems on a sphere},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {79--82},
     publisher = {mathdoc},
     number = {2},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1995_2_a13/}
}