TY  - BOOK
AU  - Oppenheim, Alan V
AU  - Willsky, Alan S
TI  - Signals and systems
SN  - 8120305035
CY  - New Delhi
KW  - Discrete time system
KW  - Fourier analysis -- Continuous time signals
KW  - Mathematical representation
KW  - Signals and systems
N1  - Includes bibliographical references and index
ER  -