ALSHEMMARY, E. N.; AL-MUSAWI, B. Q. Low Cost VoIP Architecture Using Open Source Software Component in Tertiary Institutions. INTERNATIONAL JOURNAL OF COMPUTERS & TECHNOLOGY, [S. l.], v. 3, n. 1, p. 11–14, 2012. DOI: 10.24297/ijct.v3i1a.2721. Disponível em: https://rajpub.com/index.php/ijct/article/view/2721. Acesso em: 22 nov. 2024.