ZUHRA MAYANA, Siti; NURHAYATI, Siti. Legal Protection of Consumers for Cashless Payment at Coffeeshop ( Study at Common Folks Medan ). International Conference Epicentrum of Economic Global Framework, [S. l.], p. 508–514, 2025. Disponível em: https://proceeding.pancabudi.ac.id/index.php/ICEEGLOF/article/view/368. Acesso em: 15 dec. 2025.