Oppenheim, Alan V <br/><br/>
Discrete-time signal processing 

 - 1st 
 - New Delhi  Prentice Hall of India  1989 
 - xvi,879p p. 
<br/><br/><label>ISBN: </label>81-203-0720-8 
<br/><br/><label>Subjects--Index Terms: </label>Discrete-time systems