@article{TSP_2014_30_30_a10,
     author = {M. D. Lysak},
     title = {Precise estimates of the walk speed of solutions of second-order linear systems},
     journal = {Trudy Seminara im. I.G. Petrovskogo},
     pages = {184--212},
     publisher = {mathdoc},
     volume = {30},
     number = {30},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TSP_2014_30_30_a10/}
}