"id","author_first1","author_last1","title","year","type","university","place","keyword0","keyword1","keyword2","keyword3","keyword4","keyword5","keyword6","keyword7" "1115","Kamel","al-Rashahi","The Role of Formal and Informal Agricultural Credit Institutions in the Development of Yemen's Agriculture: A Case Study from Yemen Arab Republic","1988","dissertation","Universität Hohenheim","Stuttgart/Hohenheim","Agricultural","Agriculture","Crops","Highlands","Ibb","Migration","Taxation","Tihamah"