Mende, D. H., M. W. Mwatawala, and K. A. Kayunze. “Entitlement to Food Security Approach Explaining Food Security in the Southern Highlands of Tanzania More Than Other Theories”. Asian Journal of Agriculture and Rural Development, vol. 5, no. 3, Mar. 2015, pp. 64-76, http://archive.aessweb.com/index.php/5005/article/view/1381.