AMELIA, fitri; FIKRIYAH, K. Hubungan Promo Cashback Terhadap Loyalitas Pelanggan Muslim Surabaya Dalam Pelayanan Digital Wallet Ovo. Jurnal Ekonomika dan Bisnis Islam, [S. l.], v. 3, n. 2, p. 108–115, 2020. DOI: 10.26740/jekobi.v3n2.p108-115. Disponível em: https://journal.unesa.ac.id/index.php/jei/article/view/9010. Acesso em: 6 may. 2024.