TY JOUR TI Need to change the design of investigative actions aimed at obtaining information transmitted by means of communication KW criminal proceedings KW proof KW investigative actions KW digital (electronic) information KW recording telephone conversations KW obtaining information KW subscriber devices JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Stel'mah, V.Y. PY 2021 IS 2021 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION