@article{FPM_2005_11_1_a9,
     author = {S. B. Kirpichev and P. A. Polyakov},
     title = {On the formulation of initial-value problems for systems consisting of relativistic particles},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {211--226},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2005_11_1_a9/}
}