Pradana, W. Y., and M. I. P. Nasution. “Keamanan Data Pribadi Dalam Penggunaan E-Wallet Terhadap Ancaman Cyber Crime”. Surplus: Jurnal Ekonomi Dan Bisnis, vol. 2, no. 2, June 2024, pp. 345-8, https://yptb.org/index.php/sur/article/view/841.