Liyanagunawardena, Tharindu Rekha, Andrew Alexandar Adams, and Shirley Ann Williams. “MOOCs: A Systematic Study of the Published Literature 2008-2012”. The International Review of Research in Open and Distributed Learning 14, no. 3 (July 5, 2013): 202–227. Accessed November 21, 2024. https://www.irrodl.org/index.php/irrodl/article/view/1455.