"id","author_first1","author_last1","title","year","publication","place","keyword0","keyword1","keyword2","keyword3","keyword4","keyword5","type" "1920","Christian","Scheider","Der südliche Jemen und die Sowjetunion: Großmachtengagement und politische Radikalisierung in der Dritten Welt","1989","Mitteilungen Deutsches Orient-Instituts: 38","Hamburg","Aden","National Liberation Front","Nationalism","PDRY","PDRY-PRC","South Yemen","report"