LORENZA, A. Analisis Sistem Kerja UPS (Uninterruptible Power Supply) Power Scale 200 kVA Terminal Bandara PT. Angkasa Pura II (Persero): Analysis Of The 200 Kva Power In UPS (Unintrruptible Power Scale) System at The Airport Terminal Of PT. Angkasa Pura II (Persero) . Indonesian Journal of Electrical Engineering and Renewable Energy (IJEERE), v. 1, n. 1, p. 13-20, 20 May 2021.