000 00319nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.3813 SCH
100 _aSCHOENBECK (ROBERT J.)
245 _aElectronic Communications, Modulation and Transmission
260 _aNew Delhi
_bPHI
365 _cRS
999 _c174123
_d174123