@article{Karelskaya2016substantive,
author={Karelskaya, A..},
title={Substantive and Practical Activity at the Lesson As Means of Formation of Universal Education Action by Younger Schoolchildren},
journal={Primary Education},
publisher={INFRA-M Academic Publishing LLC.},
year={2016},
pages={19-22},
volume={4},
issue={6},
}