TY JOUR TI SURVEY OF A FIRE PLACE IS INITIAL INVESTIGATION ACTION KW fire KW material evidences KW place survey KW risk KW cause of the fire JO LAW. SAFETY. EMERGENCY SITUATIONS AU Gavrilova, O.V. AU Stepkin, S.M. AU Gavrilova, D.D. PY 2012 IS 2012 PB Saint-Petersburg University of State Fire Service of Emercom of Russia