Meiriza MS, Sitanggang KG, Sinurat NN, Rajagukguk NF, Lingga DA. Analysis of the Effect of Online Delivery Food on Customer Loyalty: Case Study on Kopi Kenangan Medan . ProBisnis [Internet]. 2025 Mar. 27 [cited 2026 Apr. 18];16(01):66-72. Available from: https://ejournal.joninstitute.org/index.php/ProBisnis/article/view/749