1. Acquaah , M. Tukamushaba , E. K. 2009 Human factor, organizational justice and perceived organizational effectiveness: an empirical analysis from Ghana and Uganda International Academy of African Business and Development Conference
2. Amnesty International 2011 Eritrea - Amnesty International report 2010 http://www.amnesty.org/en/region/eritrea/report-2010
3. Brain drain: inclination to say abroad after studies;Baruch;Journal of World Business,2007
4. Postgraduate training in agriculture sciences in Ethiopia: achievements and challenges;Belay;Higher Education Policy,2004