"id","author_first1","author_last1","title","year","btitle","beditor_first","beditor_last","publisher","place","pages","keyword0","keyword1","type" "940","Horst","Kopp","Agriculture in Yemen: From Mocca to qat","1987","Yemen: 3000 Years of Art and Civilisation in Arabia Felix","Werner","Daum","Pinguin-Verlag","Innsbruck","368-71","Agriculture","Coffee","chapter"