000 00275nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aRichrt,N.J.
245 0 _aCurrent Mathematical Publication
260 _bU.S.A.American Mathmatical Socity
300 _c3729
942 _cBV
999 _c16119
_d16119