International school of physics "enrico fermi" course XXXV (Villa monastero,1965) <br/><br/>
High-energy astrophysics   
ed. by L. Gratton 
 - New york  Academic Press  1966 
 - ix, 463p. 
 - Italian physical society .
<br/><br/><label>Dewey Class. No.: </label>523.01  / N66