Formella, Collins Nkapnwo. „Political Legitimacy and Democracy in Central Africa: A Look at Cameroon, Chad, the Central African Republic and Gabon”. Afrika Tanulmányok / Hungarian Journal of African Studies 14, no. 6. (március 25, 2021): 59–75. Elérés április 20, 2024. https://journals.lib.pte.hu/index.php/afrikatanulmanyok/article/view/3777.