000 00274nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.3820 OPP
100 _aNAWAB (S. Ha
245 _aSignals and Systems
260 _aNEW DELHI
_bPHI
365 _cRS
999 _c198093
_d198093