TY JOUR TI Problematic aspects of the principles of the contract system in the field of state procurement under modern conditions KW digitalization KW procurement KW principles of law KW contract system KW state and municipal procurement KW objectives of legal regulation KW the principle of stimulating innovation KW efficiency JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Samsonova, E.V. PY 2024 IS 2024 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION