TY JOUR TI Analysis of mathematical models of forming of tree trunks KW the mathematical model KW forms the tree trunk KW the timber volume KW forest inventory. JO Actual directions of scientific researches of the XXI century: theory and practice AU Baturin, K.. AU Starikov, A.V. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov