TY JOUR TI Method of modeling for quality control of students knowledge KW group method of data handling KW self-organization theory KW external selection criteria KW constantly operating mathematical model KW quality of student knowledge. JO Actual directions of scientific researches of the XXI century: theory and practice AU Starodubtsev, V.. AU Farafonov, A.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov