Board of Governors of the Federal Reserve System (U.S.), 1935-. "Detailed Debit and Credit Balances at Brokers Carrying Margin Accounts," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1983," Annual Statistical Digest (October 1984) : 245-245. https://fraser.stlouisfed.org/title/7/item/23510/toc/319336 , accessed on April 19, 2024.