@article{AA_2018_30_5_a5,
     author = {V. V. Kozlov},
     title = {Multi-Hamiltonian property of a~linear system with quadratic invariant},
     journal = {Algebra i analiz},
     pages = {159--168},
     publisher = {mathdoc},
     volume = {30},
     number = {5},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2018_30_5_a5/}
}