TY JOUR TI Circumstances (conditions) for the lawful use of firearms by employees of special purpose units of the Federal Penitentiary Service of the Russian Federation KW Legality KW law enforcement agency KW use of weapons KW special forces officer KW penal system KW legal fact KW security measures JO Bulletin of the Kaliningrad branch of the Saint-Petersburg University of the Ministry of Internal Affairs of Russia AU Ponikarov, S.. AU Ponikarov, V.A. PY 2023 IS 0 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION