000 00284nam a2200109Ia 4500
008 241121s9999 xx 000 0 und d
020 _a9780471504597
100 _aErwin Kreyszig
_910273
245 0 _aIntroductory Functional Analysis with Applications
260 _bWiley
260 _c1989
999 _c3466
_d3466