Astola,J <br/><br/>
Fundamentals of Nonlinear Digital Filtering / 
Astola,J. 
 - 1st ed 
 - New york:  CRC,  1997. 
 - x,273p;23cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0849325706 
<br/><br/><label>Dewey Class. No.: </label>621.3822 AST