000 00276nam a2200097Ia 4500
008 240404s9999 xx 000 0 und d
100 _aHinch, E. J.
245 0 _aPerturbation methods
_cE. J. Hinch
260 _aCambridge
_bCAmbridge Univeristy Press
_c1991
942 _aIMAR
_cCART
999 _c34663
_d34663