"id","author_first1","author_last1","title","year","publication","place","keyword0","keyword1","keyword2","keyword3","keyword4","type" "1856","Ursula","Braun","Nord- und Südjemen im Spannungsfeld interner, regionaler und globaler Gegensätze","1981","Arbeitspapiere zur Internationalen Politik 19","Bonn","Economy","Unification","YAR","YAR-PRC","YAR-USA","report"