TY JOUR TI PARTICIPATION OF A LAWYER IN CRIMINAL PROCEEDINGS: GAPS IN LEGAL REGULATION KW criminal proceedings KW participants in criminal proceedings KW defender KW lawyer KW witness KW per-son who has entered into a pre-trial cooperation agreement JO Vestnik of the East Siberian institute of the Ministry of internal affairs of the Russian Federation AU Gaponova, V.N. AU Lukyanova, A.A. PY 2023 IS 0 PB East Siberian institute of the Ministry of Internal Affairs of the Russian Federation