@article{Konnonova2020self-development,
author={Konnonova, A.Y. and Brakk, T.A.},
title={Self-development trends at the present stage  of modernization of additional education},
journal={Journal of Pedagogical Studies},
publisher={INFRA-M Academic Publishing LLC.},
year={2020},
pages={55-59},
volume={5},
issue={5},
}