@article{Fedorov2017heart,
author={Fedorov, A.I. and Zarchenko, P.I. and Ponomareva, V.S. and Nemolochnaia, N.V.},
title={HEART RATE REGULATION IN STUDENTS IN DIFFERENT PERIODS OF TRAINING},
journal={Bulletin of Kemerovo State University. Series: Biological, Engineering and Earth Sciences},
publisher={Kemerovo State University},
year={2017},
pages={15-21},
volume={1},
issue={4},
}