Tanuhardja F, Tiara N V. Pengaruh Fasilitas, Promosi Media Sosial, dan Harga Terhadap Kepuasan Pelanggan di Olympus Gym di Bandar Lampung. ef [Internet]. 2025 Feb. 10 [cited 2025 Mar. 4];7(1):285-97. Available from: https://jurnal.kdi.or.id/index.php/ef/article/view/2053