@article{Aydin2021_488878, author={Emin Aydin and Mithat TAKUNYACI}, title={Group Moderation Assessment Model: An Example of an Open-Ended Mathematics Exam*}, year={2021}, journal={Sakarya University Journal of Education}, issn={2146-7455}, volume={11}, number={2}, url={http://search/yayin/detay/488878} }