Judijanto, Loso , trans. “Digital Wallets and Crypto Payment Systems: A Bibliometric Study of FinTech Integration”. West Science Social and Humanities Studies 3, no. 09 (September 29, 2025): 1327–1337. Accessed December 6, 2025. https://wsj.westsciences.com/index.php/wsshs/article/view/2268.