000 00267nam a22001217a 4500
999 _c6158
_d6158
003 OSt
005 20210319104559.0
008 210319b ||||| |||| 00| 0 eng d
100 _aPADMANABHAN, K.
245 _aSIGNALS AND SYSTEMS
260 _bNEW AGE
942 _2ddc
_cGE