@article{DE_1993_29_12_a2,
     author = {N. A. Izobov},
     title = {Investigations in {Belarus} in the theory of characteristic {Lyapunov} exponents and its applications},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2034--2055},
     publisher = {mathdoc},
     volume = {29},
     number = {12},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_12_a2/}
}