United States. Department of the Treasury. "Cumulative Dividends Report as of April 30, 2012," Dividends and Interest Report (May 10, 2012). https://fraser.stlouisfed.org/title/5152/item/519741, accessed on April 19, 2024.
United States. Department of the Treasury. "Cumulative Dividends Report as of April 30, 2012," Dividends and Interest Report (May 10, 2012). https://fraser.stlouisfed.org/title/5152/item/519741, accessed on April 19, 2024.