E, j. Front Matter. Jurnal Ekonomi dan Bisnis Islam (Journal of Islamic Economics and Business), [S. l.], v. 5, n. 2, 2019. DOI: 10.20473/jebis.v5i2.20681. Disponível em: https://e-journal.unair.ac.id/JEBIS/article/view/20681. Acesso em: 17 feb. 2025.