Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of applications of Heritage Wisconsin Corporation for Southridge Bank of Greendale and Northridge Bank" in Press Releases of the Board of Governors of the Federal Reserve System
(February 23, 1981).
https://fraser.stlouisfed.org/title/9237/item/695289, accessed on January 14, 2026.