KUMAR, A. Digital Payment Dynamics: Analyzing UPI Adoption, Usage, and Security Concerns in Bhagalpur, Bihar. RESEARCH REVIEW International Journal of Multidisciplinary, [S. l.], v. 9, n. 4, p. 272–278, 2024. DOI: 10.31305/rrijm.2024.v09.n04.034. Disponível em: https://old1.rrjournals.com/index.php/rrijm/article/view/1498. Acesso em: 11 jun. 2026.