000 00296nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aHirsch,Morris W.
245 0 _aBulletin of the American Mathematical Society
260 _bU S A: American Mathmetical Society
300 _c285
942 _cBV
999 _c16654
_d16654