@article{DAN_1975_225_4_a11,
     author = {L. B. Borisova},
     title = {Relative oscillations of test particles in comoving reference frames},
     journal = {Doklady Akademii Nauk},
     pages = {786--789},
     publisher = {mathdoc},
     volume = {225},
     number = {4},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_225_4_a11/}
}