000 00280nam a2200121Ia 4500
008 211209s1948 xx 000 0 und d
041 _aeng
082 _a515.7 N48 KNO
100 _aKNOPP KONRAD
245 _aPROBLEMS BOOK IN THEORY OF FUNCTIONS
260 _c1948
300 _a127
999 _c7750
_d7750