Prasetya, Prita, Mukhamad Najib, and Teuku Fajar Akbar Darmawan. “Exploring Relationship Value through Second-Order Model and Importance-Performance Map”. MIX: JURNAL ILMIAH MANAJEMEN 15, no. 3 (November 1, 2025): 710–729. Accessed June 29, 2026. https://publikasi.mercubuana.ac.id/index.php/Jurnal_Mix/article/view/32985.