@article{Ponomarev2014on,
author={Ponomarev, D.. and Derbin , V.. and Derbin, M.V.},
title={On the feasibility of voluntary forest certification},
journal={Forestry Engineering Journal},
publisher={FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov},
year={2014},
pages={163-169},
volume={4},
issue={3},
}