00292nam a2200109Ia 4500008004100000041001200041082001100053100001800064245008800082260000600170650000600176221030s9999    xx            000 0 und d  aEnglish  a105.23  aJ. G. Proakis 0aDigital Signal Processing - Principles, Algorithms & Applicaitonscby J. G. Proakis  c0  aB