TY JOUR TI THE EXPERIENCE OF THE MINISTRY OF INTERNAL AFFAIRS OF THE REPUBLIC OF TATARSTAN IN TRAINING OFFICERS FOR DUTY DURING THE BRICS HEADS OF STATE SUMMIT KW selection and preparation of officers for service; mobile complex of psychological regulation; moral and psychological training; training; integrated approach; training algorithm; BRICS Summit JO Bulletin of the Kazan Law Institute of MIA Russia AU Mastrova, Y.A. AU Sahapov, I.R. PY 2025 IS 16 PB Kazan law institute Ministry of Internal Affairs Russian Federation