TY JOUR TI ABOUT APPLICATION OF ENTROPY AS A PARAMETER FOR SPECIFICATION OF PEDAGOGICAL SYSTEMS KW pedagogical system KW methods of research KW synergetic KW macro parameters KW entropy JO Problems of risk management in the technosphere AU Vinokurova, N.G. AU Zervos, D.N. PY 2014 IS 2014 PB Saint-Petersburg University of State Fire Service of Emercom of Russia