@article{Makarova2020eco-volunteering,
author={Makarova, E.A. and Vorotnikov, A.M.},
title={Eco-volunteering as an important factor  in the implementation of the national project "Ecology"  (on the example of the Murmansk region)},
journal={Journal of Natural Sciences Research},
publisher={INFRA-M Academic Publishing LLC.},
year={2020},
pages={8-15},
volume={5},
issue={1},
}