BADWI, Ahmad. EPISTEMOLOGI USHUL FIQH. DIKTUM: Jurnal Syariah dan Hukum, [S. l.], v. 10, n. 2, p. 197–209, 2012. DOI: 10.35905/diktum.v10i2.273. Disponível em: https://ejurnal.iainpare.ac.id/index.php/diktum/article/view/273. Acesso em: 3 feb. 2026.