@article{DE_1965_1_3_a8,
     author = {M. B. Kudaev},
     title = {Classification of multi-dimensional systems of ordinary differential equations by the method of {Ljapunov} functions},
     journal = {Differencialʹnye uravneni\^a},
     pages = {346--356},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1965_1_3_a8/}
}