Passi, Inder Bir S. <br/><br/>
Group rings and their augmentation ideals   

 - Berlin  Springer-Verlag  1979 
 - vi, 137p. 
 - Lecture notes in Mathematics   715 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>512  / P288.GR