V (i.e. Fifth) Brazilian Symposium on Theoretical Physics / 
edited by Erasmo Ferreira 
 - Rio de Janeiro :  Livros Tecnicos,  1975 
 - 3 v. :  ill. ;  23 cm. 
<br/><br/> 'Rio de Janeiro, January 1974' 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Congresses