Ilham Abiyansyah, Z. Arifin, and Alam Hadi Kosasih. “How Personal Trainer Service Quality Drives Fitness Member Satisfaction”. Musamus Journal of Physical Education and Sport (MJPES) 7, no. 3 (December 18, 2025): 491-502. Accessed December 21, 2025. https://ejournal.unmus.ac.id/index.php/physical/article/view/7235.