Sun Heng <br/><br/>
Spectral Decomposition of a Covering of GL (r) Borel Case  Memoirs of the American Mathematical Society  743 
/ by Heng Sun 
 - Island  American Mathemical Society  2002 
 - 63p. 
<br/><br/><label>ISBN: </label>0821827758 
<br/><br/><label>Dewey Class. No.: </label>510  / SUN/S