Udin, Muhamad Burhan, Ikmal Mumtahaen, and Eris Munandar. “Pengaruh Layanan E-Food Delivery (Grabfood) Dan Promosi Terhadap Peningkatan Penjualan Cafe Ladiid Dalam Perspektif Ekonomi Syariah”. RIGGS: Journal of Artificial Intelligence and Digital Business 4, no. 2 (June 30, 2025): 4351–4359. Accessed January 31, 2026. https://journal.ilmudata.co.id/index.php/RIGGS/article/view/1231.