"id","author_first1","author_last1","title","year","publication","volume","pages","keyword0","keyword1","keyword2","type"
"1496","Horst","Kopp","Der Einfluss temporärer Arbeitsemigration auf die Agrarentwicklung in der Arabischen Republik Jemen","1977","Erdkunde","31","226-30","Agriculture","Investment","Migration","journal"