000 00271nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a621.38223
100 _aALAN V OPPHEIM
245 0 _aSIGNAL AND SYSTEMS
260 _bPEARSON
365 _b295.00
942 _cBTECH
999 _c136590
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