Aulia Rahma Hafizha, Hanifa Khoirunnisa, Salma Nur Halizah, Della Puspitasari, Ahmadzaki Fadhila, and Diana Setiawati, “Legal Analysis of Online Sales Transactions from the Perspective of Sharia Economic Law: Validity, Legitimacy, and Implementation Challenges”, Al Urwah, vol. 3, no. 2, pp. 33–41, Jan. 2026.