%0 Journal Article %T The methodological principles of scientific research at creation of the complex of machines for receiving chip fuel %A Fokin, S.. %K chips, fuel wood chips, waste logging operations, chippers %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov