000 00310nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aEdwards,Robert
245 0 _aMathematical Proceedings of the Cambride Philosophical society
260 _bCambridge :Cambrige University Press
300 _c515
942 _cBV
999 _c16391
_d16391