AMINAH, Siti; MASRUROH, Nikmatul; WARDHANA, Firmansyah Shidiq. The Institutional Innovation Through The Integrated Halal System In Management of Hajj Fund Investment in Indonesia. IQTISHODUNA: Jurnal Ekonomi Islam, [S. l.], v. 13, n. 2, p. 465–478, 2024. DOI: 10.54471/iqtishoduna.v13i2.2626. Disponível em: https://ejournal.iaisyarifuddin.ac.id/index.php/iqtishoduna/article/view/2626. Acesso em: 10 jan. 2026.