000 00280nam a22001217a 4500
999 _c60745
_d60745
020 _a9789356064676
100 _aAlan V Oppenheim
245 _aSignals, Systems and Inference
260 _aChennai
_bPearson
_c2023
300 _a604
700 _aGeorge C Verghese
942 _cBK