@article{MT_2001_4_2_a8,
     author = {M. V. Fokin},
     title = {Hamiltonian {Systems} in {the~Theory} of {Small} {Oscillations} of {a~Rotating} {Ideal} {Fluid.~I}},
     journal = {Matemati\v{c}eskie trudy},
     pages = {155--206},
     publisher = {mathdoc},
     volume = {4},
     number = {2},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2001_4_2_a8/}
}