TY JOUR TI THEORETICAL AND LEGAL ASPECTS OF SAFETY PRECAU- TIONS OF THE PENAL SYSTEM KW security KW penal system security KW strategy of the national security KW threats to state and social security KW penitentiary system KW convicts KW penitentiary institution staff JO Man: crime and punishment AU Shcherbakov, A.V. PY 2018 IS 26 PB Academy of the FPS of Russia