Umaroh, Lia, and Machsun Rifauddin. “IMPLEMENTASI VIRTUAL PRIVATE NETWORK (VPN) DI PERPUSTAKAAN UNIVERSITAS ISLAM MALANG”. BACA: Jurnal Dokumentasi Dan Informasi, vol. 41, no. 2, July 2025, pp. 193-01, doi:10.14203/j.baca.v41i2.531.