TY JOUR TI Codification of Law: Selected Problematic Issuesc KW codification of law KW code KW principles of law KW norms of law KW systematisation of law KW lawmaking KW legal acts KW digitisation KW digital code JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Vlasova, T.V. AU Lesovaya, T.S. PY 2025 IS 2025 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION