Salim Naraji, D., and S. AL- Aaraji. “The Impact of Various Income Levels in the Per Capita Food Share and Food Deficiency in a Number of Arab Countries (selected Years)”. TANMIYAT AL-RAFIDAIN, vol. 35, no. 113, Sept. 2013, pp. 106-20, doi:10.33899/tanra.2013.162090.