Iswara Sanantagraha, Arnastya, and Erlina Puspitaloka Mahadewi. “The Role of Virtualization Technology to Increase Operational Cost Efficiency of Indonesian SMEs: Case Study of Internet Service Providers”. International Journal of Science, Technology & Management 5, no. 5 (September 30, 2024): 1050-1058. Accessed October 8, 2025. https://ijstm.inarah.co.id/index.php/ijstm/article/view/1161.