TY JOUR TI Internal contradictions in the concept of “matrimonial property” as the reflection of the current state of the Family legislation KW property relations KW matrimonial property KW things KW civil law objects KW terminological apparatus KW family law KW property rights JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Zhelonkin, S.S. PY 2025 IS 2025 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION