Summer Institute of Theoretical Physics, Univ. of Bielefeld, Aug. 23-Sept.4, 1976 <br/><br/>
Many degrees of freedom in field theory  ; proceedings / 

 - New York:  Plenum,  1978 
 - 
 - NATO Advanced Study Institutes series-B Physics  v. 30 .
<br/><br/><label>Dewey Class. No.: </label>530.1  / Su955.MD