@article{DE_1989_25_3_a7,
     author = {N. S. Fal'ko},
     title = {Application of the method of {Lyapunov} functions in the problem of {Poisson} stability},
     journal = {Differencialʹnye uravneni\^a},
     pages = {446--452},
     publisher = {mathdoc},
     volume = {25},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_3_a7/}
}