Wills, Gary Brian, Jonathon S Hare, Jiri Kajaba, David Argles, Lester Gilbert, and Dave E Millard. “A Delivery Engine for QTI Assessments”. International Journal of Emerging Technologies in Learning (iJET) 3 (July 18, 2008): pp. 71–76. Accessed April 16, 2024. https://online-journals.org/index.php/i-jet/article/view/551.