“Analisis Tingkat Kebisingan Mesin CNC Milling Terhadap Pekerja Di CV Mitra Engineering Santosa Menggunakan Metode Purposive Sampling”. Jurnal Serambi Engineering, vol. 11, no. 3, July 2026, https://jse.serambimekkah.id/index.php/jse/article/view/1838.