@article{IM2_1974_8_5_a5,
     author = {Yu. I. Kifer},
     title = {On small random perturbations of some smooth dynamical systems},
     journal = {Izvestiya. Mathematics },
     pages = {1083--1107},
     publisher = {mathdoc},
     volume = {8},
     number = {5},
     year = {1974},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1974_8_5_a5/}
}