@article{Vasilenko2014costs, author={Vasilenko, S.. and Vasilenko, V.. and Khakhulin, A..}, title={Costs of power of furrow expansion when plowing}, 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={2014}, pages={402-406}, volume={2}, issue={3}, }