Zalianti, Rayva, and Amrin Mulia Utama Nasution. “ Pengaruh Kualitas Pelayanan Dan Kepuasan Pelanggan Terhadap Loyalitas Pelanggan Fore Coffee (Studi Kasus Pada Konsumen Fore Coffee Di Kecamatan Medan Selayang)”. RIGGS: Journal of Artificial Intelligence and Digital Business 5, no. 2 (July 15, 2026): 15372–15383. Accessed September 22, 2026. https://journal.ilmudata.co.id/index.php/RIGGS/article/view/11558.