Rismayanti, R., Santika, G., & Gunadi, A. (2025). Implementasi Akad Salam terhadap Transaksi Pre-Order dalam Jual Beli Online di Shopee (Studi Kasus di Desa Cipeundeuy Majalengka). RIGGS: Journal of Artificial Intelligence and Digital Business, 4(3), 818–839. https://doi.org/10.31004/riggs.v4i3.2071