D. T. A. Zam, “A Comparative Study in Between the Management of a Professional Football Team and the Customs Administration of Cameroon”, ASRJETS-Journal, vol. 42, no. 1, pp. 309–324, May 2018, Accessed: Sep. 18, 2025. [Online]. Available: https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/4061