Problemas internacionales 

 -  Problems of Communism Washington 
 -  1984 (1-8); 1985 (1-6); 1986 (1-6); 1987 (1-6); 1988 (1-6); 1989 (1-6); 1990 (1) 
 - bimestral 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UNION SOVIETICA