MATTER, B. Backmatter. Jurnal Ekonomi dan Bisnis Islam (Journal of Islamic Economics and Business), [S. l.], v. 7, n. 1, 2021. DOI: 10.20473/jebis.v7i1.31370. Disponível em: https://e-journal.unair.ac.id/JEBIS/article/view/31370. Acesso em: 9 feb. 2025.