Gabel, Robert A; Roberts, Richard A <br/><br/>
Signals and linear systems 

 -  John Wiley & Sons Inc., London  1980 
 - 492 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering; Applied physics
<br/><br/><label>Dewey Class. No.: </label>621.31  GAB-S