“Analisis Kepuasan Karyawan Terhadap Pelaksanaan K3 Di PT PLN Indonesia Power UBP Bukittinggi Menggunakan Customer Satisfaction Index Dan Importance Performance Analysis”. Journal of Mathematics UNP 10, no. 4 (February 28, 2026): 26–35. Accessed March 2, 2026. https://jom.ppj.unp.ac.id/index.php/jom/article/view/23.