“PENGARUH KUALITAS PELAYANAN TERHADAP LOYALITAS YANG DIMEDIASI KEPUASAN MAHASISWA”, jopt, vol. 19, no. 1, pp. 40–53, Feb. 2022, Accessed: Oct. 04, 2026. Available: https://jurnal.stieieu.ac.id/index.php/opt/article/view/135