Emmanouil, Ioannis <br/><br/>
Idempotent matrices over complex group algebras / 

 - Berlin:  Springer-Verlag,  2006 
 - xiii, 276p. Bibl. Index. 
 - Universitext .
<br/><br/><label>ISBN: </label>3540279903 9783540279907 
<br/><br/><label>Dewey Class. No.: </label>512  / Em54.IM