Board of Governors of the Federal Reserve System (U.S.), 1935-. Federal Reserve Board Announces Plans to Begin Winding Down the Portfolio of the Secondary Market Corporate Credit Facility, June 2, 2021, Board of Governors of the Federal Reserve System : Documents Relating to the COVID-19 Pandemic. https://fraser.stlouisfed.org/archival/6116/item/603952, accessed on April 25, 2025.