United States. Department of the Treasury. "Cumulative Dividends, Interest and Distributions Report as of June 30, 2019," Dividends and Interest Report (July 10, 2019). https://fraser.stlouisfed.org/title/5152/item/583830, accessed on May 10, 2024.
United States. Department of the Treasury. "Cumulative Dividends, Interest and Distributions Report as of June 30, 2019," Dividends and Interest Report (July 10, 2019). https://fraser.stlouisfed.org/title/5152/item/583830, accessed on May 10, 2024.