@article{Rakir2018elements, author={Rakir, N.G. and Cheremnova, T.V.}, title={ELEMENTS OF HEALTH-PRESERVING TECHNOLOGIES AT CHEMISTRY CLASSES}, journal={Bulletin of Kemerovo State University. Series: Humanities and Social Sciences}, publisher={Kemerovo State University}, year={2018}, pages={33-37}, volume={2018}, issue={1}, }