
1. V. Ndizera, R.Nkaka,S.Kambanda , “Public participation in African Indigenous Governance systems: Evidence from Pre-colonial Rwanda” Hannah Muzee,Tata Emmanuel Sunjo,Andrew Osehi Enaifoghe Editors, (2022), Democracy and Africanness. Contemporary Issues in Africa’s Democratization and Governance, Springer Nature Switzerland. https://doi.org/10.1007/978-3-031-11248-5;
2. R. Nkaka & C. Kabwete, (2020) , “Sacred kingship and Political Power in ancient Rwanda” Rwanda Journal of Social Sciences,Humanities and Business, Vol.1. https://dx.doi.org/10.4314/rjsshb.v1i1.3;
3. C. Kabwete & R. Nkaka (2017) “Royauté sacrée et Pouvoir Politique dans l’ancien Rwanda ” Afrika Zamani , p.1-20. https://doi.org/10.57054/az.vi25.1776;
4. R.Nkaka (2017) “Rwanda National Days celebrations and racist propaganda, 1962-1982”, Rwanda Journal of Social sciences, Vol.4, 1. http://dx.doi.org/10.4314/rj.v4i1.3B;
5. R. Nkaka (2017) “Definition issues of the concepts of social cleavages in Africa”, Rwanda Journal of Arts and Humanities, Vol.2, 2 https://dx.doi.org/10.4314/rj.v2i2.3A;
6. C. Kabwete and R. Nkaka, (2017) “The political vision of Rwanda kingdom”. Rwanda Journal of Arts and Humanities, Vol.2, 2 https://dx.doi.org/10.4314/rj.v2i2.6A