@article{Portnova2020mathematical, author={Portnova, A.G. and Lesnikova, S.L. and Rusakova, N.A.}, title={Mathematical Methods in Monitoring the Quality of Student Performance}, journal={Bulletin of Kemerovo State University. Series: Humanities and Social Sciences}, publisher={Kemerovo State University}, year={2020}, pages={218-226}, volume={2020}, issue={3}, }