TY  - BOOK
AU  - Roberts,Michael J.
TI  - Fundamentals of signals and systems / 
SN  - 0071259376
U1  - 621.3822 
PY  - 2008///
CY  - New York
PB  - McGraw-Hill, 
KW  - Engineering
KW  - Signal processing
KW  - Systems analysis
ER  -