"id","author_first1","author_last1","title","year","publication","volume","issue","pages","keyword0","keyword1","type" "1731","Hans","Weidlich","Zu einigen Problemen der Entwicklung der "Nationalen Front für die Befreiung des besetzten Südjemens" von ihrer Gründung bis zur Erringung der nationalen Unabhängigkeit am 30. November 1967","1978","Asien, Afrika, Lateinamerika","6","3","491-507","National Front","South Yemen","journal"