000 00492nam a2200193Ia 4500
008 131223s9999 xx 000 0 und d
020 _a0-387-20860-7
040 _aISI KOLKATA
041 _aEnglish
082 _a512.7
_bG986
100 _aGuy Richard K
245 _aUnsolved problems in number theory
250 _a3rd
260 _aNew York
_bSpringer-Verlag
_c2004
300 _axviii,437p.
440 _aProblem books in mathematics
650 _aNumber theory
942 _cBK
_01
999 _c18159
_d18159