"id","author_first1","author_last1","title","year","btitle","publisher","place","pages","keyword0","keyword1","keyword2","keyword3","keyword4","keyword5","keyword6","keyword7","type" "1802","Thomas","Koszinowski","Die Krise im Südjemen","1987","Jahrbuch Dritte Welt 1987","Verlag C.H. Beck","München","124-38","Ali","Ali Nair","Chronology","History","PDRY","PDRY-USSR","YAR-Saudi Arabia","Yemeni Socialist Party","chapter"