TY JOUR TI REDUCING THE RISKS OF EMERGENCIES AT THE FACILITIES OF THE UNITED INSTITUTIONS FEDERAL PENITENTIARY SERVICE OF RUSSIA KW united institutions of the Federal penitentiary service of Russia KW emergency risks KW fire danger KW digital model JO Problems of risk management in the technosphere AU Akterskiy, Y.E. AU Smirnov, A.S. AU Nefediev, S.A. PY 2023 IS 2023 PB Saint-Petersburg University of State Fire Service of Emercom of Russia