TY JOUR TI CLASSIFICATION OF ERRORS BY THE PARTIES SUBJECTS OF PROSECUTION AND DEFENSE IN CRIMINAL PROCEEDINGS KW professional errors in criminal proceedings; investigative and advocate's errors; multilevel classification of errors; structural-functional approach; interdependence of errors; asymmetry of the parties' errors; epistemological and legal errors; mechanism for eliminating errors JO Bulletin of the Kazan Law Institute of MIA Russia AU Shinkevich, D.V. PY 2026 IS 17 PB Kazan law institute Ministry of Internal Affairs Russian Federation