Hwang, Wu-Yuin, Chaknarin Kongcharoen, and Gheorghita Ghinea. “To Enhance Collaborative Learning and Practice Network Knowledge With a Virtualization Laboratory and Online Synchronous Discussion”. The International Review of Research in Open and Distributed Learning 15, no. 4 (August 15, 2014). Accessed January 28, 2023. https://www.irrodl.org/index.php/irrodl/article/view/1805.