@article{PFMT_2018_4_a10,
     author = {T. N. Vankova and L. V. Detchenya and V. M. Petsevich and A. O. Seliverstova},
     title = {On a class of systems of second order differential equations without mobile critical features},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {62--65},
     publisher = {mathdoc},
     number = {4},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2018_4_a10/}
}