@article{Derbin 2015substantiation,
author={Derbin , V.. and Derbin, M.V.},
title={Substantiation of timber harvesting technology},
journal={Actual directions of scientific researches of the XXI century: theory and practice},
publisher={FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov},
year={2015},
pages={205-209},
volume={3},
issue={2},
}