Arhin, Solomon. “Profitability Analysis of Mobile Payment Companies in Ghana: A Comparative Study in the Pre-Pandemic Period”. Global Journal of Business, Economics and Management: Current Issues 13, no. 2 (June 30, 2023): 141–160. Accessed November 22, 2024. https://un-pub.eu/ojs/index.php/gjbem/article/view/7767.