000 00290nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a621.382'23
100 _aHWEI P.HSU
245 0 _aTHEORY AND PROBLEM OF SIGNALS AND SYSTEMS
260 _bT.M.H
365 _b250.00
942 _cBTECH
999 _c139511
_d139511