TY JOUR TI Simulation model of automatic control system of unmanned aircraft helicopter type KW drone aircraft KW dynamic model KW the impact of disturbance KW control system KW simulation model. JO Actual directions of scientific researches of the XXI century: theory and practice AU Melnik, N.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov