@article{VMUMM_2022_6_a3,
     author = {G. V. Belozerov},
     title = {Topology of $5$-surfaces of a {3D} billiard inside a triaxial ellipsoid with {Hooke's} potential},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {21--31},
     publisher = {mathdoc},
     number = {6},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2022_6_a3/}
}