00271nam a2200121Ia 4500003000400000008004100004020001100045040000800056245003000064260002900094300001400123365001200137LDD181029s9999    xx            000 0 und d  cE49.95  cLDD 0aElements of Number theory  aNew YorkbSpringerc2003  avii,254p.  bE 49.95