000 00370nam a2200169Ia 4500
008 220901s9999 xx 000 0 und d
041 _a  ENGLISH
082 _a621.382
082 _bSIN
100 _aSINGHAL,B L
245 0 _aCommunication systems
260 _bTMH
260 _c2002
300 _a592
650 _a  COMMUNICATION SYSTEMS
942 _cTB
999 _c140023
_d140023