MUBARAK, H.; KADARIAH, S. The Existence of Islamic Financial Institutions in Improving Community Economic Levels (Case Study of PT. BPRS Alwasliyah Krakatau Medan). Jurnal Mantik, [S. l.], v. 4, n. 3, p. 2164-2170, 2020. DOI: 10.35335/mantik.Vol4.2020.1096.pp2164-2170. Disponível em: https://iocscience.org/ejournal/index.php/mantik/article/view/1096. Acesso em: 26 may. 2026.