@book
{TN_libero_mab2,
author = {
Oppenheim, Alan V.
AND
Willsky, Alan S.
AND
Nawab, Syed Hamid
},
title = {
Signals & systems
},
publisher = {Prentice Hall},
keywords = {
Signal theory (Telecommunication)
,
System analysis
,
Signals Processing
},
year = {19XX-},
booktitle = {Prentice Hall signal processing series},
address = {
Upper Saddle River, NJ
},
}