United States. Department of the Treasury. "Cumulative Dividends Report as of March 31, 2015," Dividends and Interest Report (April 10, 2015). https://fraser.stlouisfed.org/title/5152/item/519776, accessed on April 17, 2024.
United States. Department of the Treasury. "Cumulative Dividends Report as of March 31, 2015," Dividends and Interest Report (April 10, 2015). https://fraser.stlouisfed.org/title/5152/item/519776, accessed on April 17, 2024.