Rekonstruksi Hak Khiyār sebagai Standar Minimum Retur–Refund dalam Jual Beli Ritel di Indonesia: Harmonisasi Khes dan UU Perlindungan Konsumen: Reconstructing the Right of Option (Khiyar) As A Minimum Return-Refund Standard in Indonesian Retail Trade: Harmonizing Islamic Economic Law (Khes) and Consumer Protection Law. BUSTANUL FUQAHA: Jurnal Bidang Hukum Islam , [S. l.], v. 7, n. 1, p. 38–56, 2026. DOI: 10.36701/bustanul.v7i1.2909. Disponível em: https://journal.stiba.ac.id/index.php/bustanul/article/view/2909. Acesso em: 3 may. 2026.