Beard James K <br/><br/>
The FFT in the 21st Century  Eigenspace Processing 
/ by James K.Beard 
 - New York  Kluwer Academic Publishers  2004 
 - 216p. 
<br/><br/><label>ISBN: </label>1402076754 
<br/><br/><label>Dewey Class. No.: </label>515.723  / BEA/T