Federal Reserve Bank of Dallas. "Rates for Discounts and Advances, Circular No. 80-167," District Notices (Federal Reserve Bank of Dallas) (August 29, 1980). https://fraser.stlouisfed.org/scribd/?item_id=541094&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19800829_no80-167.pdf&start_page=1, accessed on September 23, 2017.
Bulletin 2 Supplement A, No Change in Basic Rates. Effective 9-2-80, Special Section 10(B) Rate Eliminated.