@article{TMF_1969_1_2_a0,
     author = {O. I. Zavialov and V. N. Sushko},
     title = {Canonical variables in the physics of in finite systems},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {153--181},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1969_1_2_a0/}
}