TY JOUR TI TO THE QUESTION OF FUNCTIONS CARRIED OUT BY THE INVESTIGATOR IN DOMESTIC CRIMINAL LEGAL PROCEEDINGS KW investigator KW preliminary investigation KW criminal legal proceedings KW comprehensiveness KW completeness and objectivity of investigation JO Forensics: yesterday, today, tomorrow AU Shelegov, Y.V. PY 2018 IS PB East Siberian institute of the Ministry of Internal Affairs of the Russian Federation