Williams, E. M., and S. I. F. Norbert. “Manifestations of Gratitude to Governmental Authorities: A Way of Political Life in Cameroon under the Biya Regime”. The International Journal of Humanities & Social Studies, vol. 9, no. 7, July 2021, doi:10.24940/theijhss/2021/v9/i7/HS2107-016.