Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 7, 1988," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1988-04-07). https://fraser.stlouisfed.org/title/83/item/65039, accessed on March 29, 2024.