@article{IVM_1957_1_a16,
     author = {N. N. Krasovskii},
     title = {On a~smooth section of a~dispersive dynamical system},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {167--173},
     publisher = {mathdoc},
     number = {1},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1957_1_a16/}
}