OPPENHEIM A AND WILLSKY D. SIGNALS AND SYSTEMS/ Textual Documents - 01-01-2001. - PRENTICE HALL OF INDIA, NEW DELHI-110 001 - XXX/957 4421 ISBN: Subjects--Index Terms: DIGITAL SIGNAL PROCESSING and APPLICATIONS (T.E.II Dewey Class. No.: 621.3822 / OPP/WIL