000 00254nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aRao (K Uma)
245 0 _aSignals and Systems
250 _a1
260 _bALLIED INFORMATICS
942 _2ddc
_cSCIENCE
999 _c18945
_d18945