@article{Bershadskiy2018state,,
author={Bershadskiy, M.E. and Kuznecova, A.V.},
title={State, Forms and Trends of Teachers’ Professional Collaboration at Work},
journal={Profession-Oriented School},
publisher={INFRA-M Academic Publishing LLC.},
year={2018},
pages={37-42},
volume={6},
issue={6},
}