Rancang Bangun Sistem Telemetri Monitoring Baterai UPS Berbasis Android App Inventor Di PT. Krakatau Chandra Energi . INHARDWARE [Internet]. 2025 Dec. 22 [cited 2026 Oct. 8];3(2):35-41. Available from: https://jih.akamigas.ac.id/index.php/inhardware/article/view/57