Development and Functional Evaluation of a Web-Based Medical Equipment Maintenance Reminder System Integrated with Telegram Notifications. ENERGY: JURNAL ILMIAH ILMU-ILMU TEKNIK, [S. l.], v. 16, n. 1, p. 159–168, 2026. DOI: 10.51747/energy.v16i1.16110. Disponível em: https://e-journal.upm.ac.id/index.php/energy/article/view/energy.v16i1.16110. Acesso em: 28 jun. 2026.