Md Hasanujamman Bari, Nur Uddin Mahmud Arif, Md Miraj Hasan & Md Abdul Ahad Maraj. “COMPARATIVE ANALYSIS OF DIGITAL PAYMENT PLATFORMS AND E-COMMERCE GIANTS: A FIVE-YEAR PERFORMANCE AND STRATEGIC DEVELOPMENT STUDY OF VISA, MASTERCARD, AMAZON, AND EBAY”. Global Mainstream Journal of Innovation, Engineering & Emerging Technology, vol. 3, no. 01, Feb. 2024, pp. 01-10, doi:10.62304/jieet.v3i01.76.