@article{Vanin2017problems,
author={Vanin, M.V.},
title={Problems of estimation of production efficiency and use of pellets},
journal={Forestry Engineering Journal},
publisher={FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov},
year={2017},
pages={226-234},
volume={7},
issue={4},
}