000 nas a22 a 4500
003 AR-ReUNN
005 20260701002008.0
008 260701c 9999us |||||||||||||||spa
245 0 0 _aProblem books in mathematics
264 1 _aNew York
_bSpringer-Verlag
942 _cCR
035 _a(EXA)13628
001 266925
999 _c266925
_d266925
040 _aAR-ReUNN
_bspa
_cAR-ReUNN
_eaacr2