@article{Vasil'eva2020professional,
author={Vasil'eva, E.N. and Popova, E.A. and Sartene, O.T.},
title={Professional Competence of a Teacher As the Basis of Quality Education},
journal={Standards and Monitoring in Education},
publisher={INFRA-M Academic Publishing LLC.},
year={2020},
pages={41-45},
volume={8},
issue={1},
}