000 00317nam a2200133Ia 4500
008 220128s9999 xx 000 0 und d
020 _a9788181281838
100 _aPerko, L.
_92496
245 0 _aDifferential Equations and Dynamical Systems
260 _aSpringer
260 _c2004
947 _a995
969 _h1
999 _c210724
_d210724