Federal Reserve Bank of Dallas. "Proposed Amendment, Circular No. 81-230," District Notices (Federal Reserve Bank of Dallas) (December 9, 1981). https://fraser.stlouisfed.org/title/5569/item/541413, accessed on August 17, 2018.
Regulations G, T, and U (Securities Credit) Federal Reserve Board Proposed Amendments to Criteria that OTC Stocks Must Meet P. R. 11-19-81. Comment by 1-29-82 on Docket No. R-0372.