Symposium of institute of mathematical science(2  Madars,1964) <br/><br/>
Symposia on theoretical physics  V.2 
ed. by Alladi Ramakrishnan 
 - New york  Plenum Press  1966 
 - xi, 236p. 
<br/><br/><label>Dewey Class. No.: </label>530.106  / N66.2