@article{DE_1998_34_1_a8,
     author = {A. M. Samoilenko and A. N. Stanzhytskyi},
     title = {On invariant sets of differential equations with small random perturbations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {54--58},
     publisher = {mathdoc},
     volume = {34},
     number = {1},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1998_34_1_a8/}
}