@article{Derbin2015design, author={Derbin, M.V. and Sivkov, K.. and Derbin , V..}, title={Design and determination of the working surface parameters of spring-tongue directing for narrow band saw}, 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={461-465}, volume={3}, issue={2}, }