Noorjaya Nahan, Abdi MR. The Role of Service Quality and Digital Promotion on Customer Loyalty Café Meine Welt Palangka Raya, Central Kalimantan. IJCS [Internet]. 2024 Jun. 23 [cited 2026 May 23];1(8):431-42. Available from: https://journal.formosapublisher.org/index.php/ijcs/article/view/10532