TY JOUR TI Problems and perspectives of the real-law concept of property trust management KW trust management KW right of trust management KW contract of trust management of property KW fiduciary transactions KW personal foundations JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Semenova, E.G. PY 2025 IS 2025 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION