“Studi Efektivitas Vacuum Pump pada Kondensor Unit 1 PT. PLN Nusantara Power UPK Nagan Raya”. Jurnal Litek : Jurnal Listrik Telekomunikasi Elektronika 21, no. 2 (September 1, 2024): 82–88. Accessed February 20, 2025. http://ejournal.pnl.ac.id/index.php/litek/article/view/43.