TY JOUR TI Object, subject and system of criminalistics: are there prerequisites for expansion? KW object of criminalistics KW subject of criminalistics KW system of criminalistics KW tasks of criminalistics KW criminalistic knowledge KW law enforcement activity KW civilistic process KW economic security JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Golovin, A.Y. PY 2024 IS 2024 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION