000 00283nam a2200121 4500
008 160616s1971 000 0
245 _aProblems in complex variable theory
100 _aKrzyz, Jan G
260 _c1971
500 _aB38 L11
942 _cBK
_2BK564
080 _a517.33 KRZ
999 _c564
_d564