TY JOUR TI Stages and methods of legalization of criminal proceeds obtained as a result of economic and tax crimes KW operational-search counteraction KW legalization KW criminal income KW tax crime KW method of laundering JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Ivanov, P.I. PY 2020 IS 2020 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION