MORENO, Carlos., 1946-  WAGSTAFF, Samuel S.,1945- <br/><br/>
Sums of squares of integers  Xi,345p. 
/ Carlos J. Moreno, Samuel S.Wagstaff 
 -  CRC Press  2005 
<br/><br/> "The series is edited by Kenneth H. Rosen" 
<br/><br/><label>ISBN: </label>9780367391614