Paulsen, Morten, and Torstein Rekkedal. “The NKI Internet College: A Review of 15 Years Delivery of 10,000 Online Courses”. The International Review of Research in Open and Distributed Learning 1, no. 2 (January 1, 2001). Accessed July 22, 2024. https://www.irrodl.org/index.php/irrodl/article/view/17.