@article{TMF_1975_24_2_a9,
     author = {S. N. Sokolov},
     title = {Physical equivalence of the point and instantaneous forms of relativistic dynamics},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {236--241},
     publisher = {mathdoc},
     volume = {24},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1975_24_2_a9/}
}