Susilo, Adib, Muhammad Kurnia Rahman Abadi, Abdullah Sahroni, and Mufti Afif. “The Influence of Service Quality towards Customer Satisfaction on Garuda Airline of Yogyakarta International Airport on Pandemic Covid-19”. Al Tijarah 8, no. 1 (June 9, 2022): 1–14. Accessed July 8, 2024. https://ejournal.unida.gontor.ac.id/index.php/altijarah/article/view/7374.