Claerhout, Lori-Ann, and Peter Cookson. “An International Benchmarking Study of Copyright Operations in Distance Education Universities”. International Journal of E-Learning & Distance Education Revue Internationale Du E-Learning Et La Formation à Distance, vol. 15, no. 2, Aug. 2007, pp. 85-96, https://ijede.ca/index.php/jde/article/view/164.