@article{TSP_2014_30_30_a7,
     author = {V. I. Zalygina},
     title = {Lyapunov equivalence of systems with unbounded coefficients},
     journal = {Trudy Seminara im. I.G. Petrovskogo},
     pages = {161--170},
     year = {2014},
     volume = {30},
     number = {30},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TSP_2014_30_30_a7/}
}