Ettore Majorana International School of Mathematical Physics, Erice, June 27-July 9, 1977. <br/><br/>
Invariant wave equations; proceedings   
Ed. by Giorgia Velo and Arthur S. Wightman 
 - Berlin  Springer-Verlag  1978 
 - 416p. 
 - Lecture notes in Physics  73 .
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<br/><br/><label>Subjects--Index Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>530.1  / Et85.IW