00295nam a2200121Ia 4500008004100000100003400041245002600075250000600101260002700107260000900134300000800143650002200151221231s9999    xx            000 0 und d  aHaribhat K N and Ganesh Rao D 0aDigital Communication  a2  bSanguine Technical Pub  c2005  a424  aTelecommunication