00350nam a2200133Ia 4500020001800000082001800018100001700036245005800053260003200111300002100143490004200164500000500206700000500211  a9781118188583  a518.1bY21.CN  aYan, Song Y.  aComputational number theory and modern cryptographyb  aBoca RatonbCRC Pressc2013  axii, 418p. Index  aWiley-Hep information security series  a  a