Permana, R., D. Ramadhani, and I. Lestari. “Proteksi Keamanan Jaringan Komputer Di Sekolah Menengah Kejuran Al-Madani Pontianak”. International Journal of Natural Science and Engineering, vol. 3, no. 1, Nov. 2019, pp. 37-43, doi:10.23887/ijnse.v3i1.22175.