KH, Musliadi, dan Yonky Pernando. “Perancangan Prototype Alat Penghapus Papan Tulis Otomatis Dengan Koneksi Bluetooth”. Journal of Digital Ecosystem for Natural Sustainability 2, no. 2 (Desember 30, 2022): 67–72. Diakses September 20, 2024. https://journal.uvers.ac.id/index.php/jodens/article/view/171.