Robustin, Tri Palupi, Nur Latifa Isnaini Putri, and Ihkwanul Hakim. “Service Delivery System and Satisfaction in Influencing Customer Loyalty at Balung Regional Hospital”. Jurnal Ilmu Manajemen Advantage 8, no. 1 (June 26, 2024): 84–92. Accessed April 23, 2025. https://ejournal.itbwigalumajang.ac.id/index.php/adv/article/view/1315.