Luzon Maldonado, Martin, and Juan David Chimarro Amaguaña. “VOIP Telephony Using COBIT 5 Methodology, a Tool for Efficient Educational Management at Nelson Torres Technological Institute”. CONECTIVIDAD 6, no. 1 (January 23, 2025): 369–376. Accessed November 7, 2026. http://200.63.107.229/ojs/index.php/ISTER/article/view/377.