00874nam0-22003131i-450-990000837040403321200010100-387-97443-1000083704FED01000083704(Aleph)000083704FED0100008370420001010d--------km-y0itay50------baitay-------001yyDifferential Equations and Dynamical SystemsL. PerkoNew YorkSpringer-Verlag1991XII, 407 p. 177 ill. 24 cmTexts in applied mathematics7515.35Perko,Lawrence21654ITUNINARICAUNIMARCBK99000083704040332102 33 D 76994FINBNFINBNDifferential equations and dynamical systems103865UNINAING01