@article{DAN_1974_216_5_a5,
     author = {Yu. I. Kifer},
     title = {On the limiting behavior of invariant measures of small random perturbations of some smooth dynamical systems},
     journal = {Doklady Akademii Nauk},
     pages = {979--981},
     publisher = {mathdoc},
     volume = {216},
     number = {5},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_216_5_a5/}
}