TY JOUR TI Procedural guarantees of the full evidential significance of an expert opinion KW procedural guarantees KW preliminary investigation KW defense KW defense lawyer KW expert opinion KW petition KW criminal proceedings JO Bulletin of Ufa Law Institute of the Ministry of Internal Affairs of Russia AU Bespalov, V.N. PY 2025 IS 2025 PB Ufa Law Institute of the Ministry of Internal Affairs of Russia