Comptes rendus / 
Congrès scientifique 
 - Bruxelles :  Comite special du Katanga,  1950. 
 - 146 pages:  illustrations. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Serial/Newspaper
<br/><br/><label>LC Class. No.: </label>ZAMB AS 685  / CON 1950