"id","author_first1","author_last1","title","year","type","university","place","keyword0","keyword1","keyword2","keyword3" "1149","F. Gregory","Gause","Saudi-Yemeni Relations, 1962-1982: The Dynamics of International Influence","1987","dissertation","Harvard University","n.a.","PDRY-Saudi Arabia","Saudi Arabia","Unification","YAR-Saudi Arabia"