@article{Zahara_2005, title={Rubrics and Exemplars in Text-conferencing}, volume={6}, url={https://www.irrodl.org/index.php/irrodl/article/view/228}, DOI={10.19173/irrodl.v6i2.228}, number={2}, journal={The International Review of Research in Open and Distributed Learning}, author={Zahara, Allan}, year={2005}, month={Jul.} }