00317nam a2200121Ia 4500082001900000100001600019245004800035260002900083300002300112490005000135500000500185700000500190  a515.42bK47.RP  aKifer, Yuri  aRandom perturbations of dynamical systemsb  aBostonbBirkhauserc1983  a294p. Index. Bibl.  aProgress in Probability and Statisticsv v.16  a  a