%0 Journal Article %T The event trees as a fire risk evaluator of residential sector %A Kuzyk, A.D. %A Karabyn, O.A. %A Emelianenko, S.A. %K fire risk, normal distribution, exponential distribution %J Problems of risk management in the technosphere %D 2013 %N 2013 %P 5 %I Saint-Petersburg University of State Fire Service of Emercom of Russia