000 00247nam a2200109Ia 4500
008 200701s2001 xx 000 0 eng d
100 _aNAGRATH.I.J.ET.ALL
245 0 _aSIGNALS AND SYSTEMS
260 _bTMH
_c2001
300 _a606
942 _2ddc
_cGE
999 _c1981
_d1981