Federal Reserve Bank of Dallas. "Revisions to Bulletin 6 - Wire Transfers of Funds; Bulletin 6A - Schedule of Time Limits; Bulletin 6B - Fee Schedule for Transfers of Funds Services, Circular No. 81-167," District Notices (Federal Reserve Bank of Dallas) (August 18, 1981). https://fraser.stlouisfed.org/title/5569/item/541349, accessed on March 16, 2025.