@article{Paulsen_2004, title={Theory and Practice of Online Learning}, volume={5}, url={https://www.irrodl.org/index.php/irrodl/article/view/200}, DOI={10.19173/irrodl.v5i3.200}, number={3}, journal={The International Review of Research in Open and Distributed Learning}, author={Paulsen, Morten}, year={2004}, month={Nov.} }