@article{IIMI_2015_2_a21,
     author = {T. V. Salova},
     title = {On the effectiveness of {Hamiltonian} uniformly small and infinitesimal perturbations of linear {Hamiltonian} systems},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {163--170},
     year = {2015},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2015_2_a21/}
}