TY JOUR TI Legal phenomena of «abuse» and «discrimination» in the context of the presence of legal advantages KW abuse KW discrimination KW legal advantage KW equality KW legal status JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Repyev, A.G. PY 2019 IS 2019 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION