Bibliografia principal:
1) Alan V. Oppenheim, Alan S. Willsky, with S. Hamid, Signals and Systems, (International Edition) Prentice Hall, Pearson Education, 1997 (ISBN10: 0-13-651175-9)
2) Simon Haykin, Barry Van Veen, Signals and Systems, John Wiley and Sons, 2005.
3) Isabel Lourtie, Sinais e Sistemas, Escolar Editora, 2002.
4) Hwei Piao Hsu, Signals and Systems, Schaum's Outline Series, McGraw-Hill, 1995.
5) Charles L. Phillips, John M. Parr & Eve A. Riskin, Signals, Systems, and Transforms, 3rd Edition, Prentice Hall, 2002.