TY  - GEN
AU  - Oppenheim, Alan V. 
AU  - Willsky, Alan S.
AU  - Nawab, S. Hamid
TI  - Signals and systems  
SN  - 9789332550230
U1  - 621.38223 OPP/S 
PY  - 2015///
CY  - Chennai
PB  - Pearson 
KW  - System analysis
KW  - Signal theory (Telecommunication)
ER  -