NASRON, Nasron; MUJUR ROSE, Martinus; FADHILAH, Darin. Pengembangan Server VOIP Menggunakan FREEPBX Dan Asterisk Berbasis Raspberry PI. Protek : Jurnal Ilmiah Teknik Elektro, [S. l.], v. 8, n. 1, p. 22–25, 2021. DOI: 10.33387/protk.v8i1.2222. Disponível em: https://ejournal.unkhair.ac.id/index.php/protk/article/view/2222. Acesso em: 30 may. 2026.