TY JOUR TI USE OF CHEQUES-SHEETS IN FIRE SAFETY ASSURANCE KW fire safety KW cheque-sheet KW control KW fire-prevention mode KW malfunction KW occurrence of the fire KW elimination of infringements KW functions JO Problems of risk management in the technosphere AU Khrunov, D.E. AU Shangin, V.N. PY 2018 IS 2018 PB Saint-Petersburg University of State Fire Service of Emercom of Russia