Group theoretical methods in physics: Fourth International Colloguim, Nijmegen 1975 / 
edited by A. Janner, T. Janssen and M. Boon 
 - Berlin:  Springer-Verlag,  1976 
 - xiii, 629p.:ill. 
 - Lecture notes in physics .
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>3540077898 
<br/><br/><label>LC Class. No.: </label>QC 20.7.G76