“Tinjauan Hukum Islam terhadap Penggunaan Voucer Gratis Ongkir di Shopeepay dalam Aplikasi Marketplace Shopee: Review of Islamic Law Regarding the Use of Free Shipping Voucers on Shopeepay in the Shopee Marketplace Application” (2024) AL-KHIYAR: Jurnal Bidang Muamalah dan Ekonomi Islam, 4(1), pp. 72–95. doi:10.36701/al-khiyar.v4i1.1444.