00449nam a2200145Ia 4500008004100000020001500041041000800056082001700064100001800081245004100099260002500140300001500165952010600180999001700286211209s2008    xx            000 0 und d  a0070527997  aeng  a621.3845 O08  aKASERA, SUMIT  a3G NETWORKS: ARCHITECTURE PROTOCALS   aNEW DELHIbTMHc2008  aXXVIII-570  00104070aRITbRITcISE-U2d2021-12-31l0o621.3845 O08p54323r2021-12-31 00:00:00w2021-12-31yBK  c54323d54323