“IMPLEMENTASI BACKUP KONEKSI UJIAN BERBASIS KOMPUTER DI SMK PUTRA JAYA CENTRE BATAM” (2022) Computer and Science Industrial Engineering (COMASIE), 7(4), pp. 148–158. Available at: https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/6106 (Accessed: 6 October 2026).