@article{Muchnik2015lichens,
author={Muchnik, E..},
title={Lichens as indicators of forest ecosystems in the Center of European Russia},
journal={Forestry Engineering Journal},
publisher={FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov},
year={2015},
pages={65-75},
volume={5},
issue={3},
}