MALLIKARJUNA CHEVULA. Contactless Innovation in Retail Finance: Comparing Closed-Loop Gift Cards and Open-Loop Credit Cards. Journal of Computer Science and Technology Studies, [S. l.], v. 7, n. 11, p. 310–319, 2025. DOI: 10.32996/jcsts.2025.7.11.29. Disponível em: https://al-kindipublishers.org/index.php/jcsts/article/view/11360. Acesso em: 1 apr. 2026.