00429nam a22001457a 4500020001800000082001700018100001600035245004400051260003700095300000800132650004400140942000700184999001700191952007500208  a9781107619173  a512.7bBAK/C  aBaker, Alan  aA comprehensive course in number theory  bCambridge University Pressc2012  a251  aMathematics Number theory  Cryptography  cBK  c65554d65554  001040708MATaGBCTLbGBCTLcF18d2019-11-21o512.7 BAK/Cp66473yBK