000 00228nam a2200085Ia 4500
008 180131b1977 xxu||||| |||| 00| 0 eng d
080 _a
_b621.391 PAP.77
100 _aPapoulis, Athanasios
245 _aSignal Analysis
260 _a
_bMcGraw-Hill Book Company
_c1977
999 _c50233
_d50233