Sianturi, Niko Satria, and Suraidi Suraidi. “Analisis Dan Perbaikan Kerusakan Amplifier Merk Toa Di PT Galva Technologies, Tbk”. VISA: Journal of Vision and Ideas 5, no. 2 (October 23, 2025): 1303–1316 . Accessed April 28, 2026. https://journal-laaroiba.com/ojs/index.php/visa/article/view/9352.