TY JOUR TI RISK MANAGEMENT IN EMERGENCY SITUATIONS KW risk management KW risk management systems KW monitoring KW emergency alert JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Bardulin, E.N. AU Ipatov, D.N. PY 2012 IS 2012 PB Saint-Petersburg University of State Fire Service of Emercom of Russia