pragasiwi, galih, and Cosmas Eko Suharyanto. “IMPLEMENTASI BACKUP KONEKSI UJIAN BERBASIS KOMPUTER DI SMK PUTRA JAYA CENTRE BATAM”. Computer and Science Industrial Engineering (COMASIE) 7, no. 4 (November 2, 2022): 148–158. Accessed December 12, 2024. https://forum.upbatam.ac.id/index.php/comasiejournal/article/view/6106.