TY JOUR TI Linguistic-stylistic characteristics of legal documentary texts KW instrumental competence KW functional style KW official business style KW text KW document text KW legal text KW pragmatics KW context JO Bulletin of Ufa Law Institute of the Ministry of Internal Affairs of Russia AU Petrova, E.A. PY 2026 IS 2026 PB Ufa Law Institute of the Ministry of Internal Affairs of Russia