Shiratina, Aldina, Andyan Pradipta Utama, and Anees Janee Ali. “Key Factors Affecting Customer Citizenship Behavior in Small and Medium-Sized Enterprises”. Jurnal Manajemen Bisnis 16, no. 1 (March 11, 2025): 158–184. Accessed September 4, 2025. https://journal.umy.ac.id/index.php/mb/article/view/23342.