Federal Reserve Bank of St. Louis. "[Announcement Regarding Arvest Bank Group, Inc., Bentonville, Arkansas; First Bancshares, Inc., Bartlesville, Oklahoma; WestStar Bank, Bartlesville, Oklahoma; WestStar Bank, Tulsa, Oklahoma], 94-55," Federal Reserve Bank of St. Louis News Releases (July 1, 1994). https://fraser.stlouisfed.org/title/6265/item/653988, accessed on September 9, 2024.