Twelfth Armored Division Association (U.S.). Hellcat News, (Springfield, Ill.), Vol. 36, No. 3, Ed. 1, November 1981, newspaper, November 1981; (https://texashistory.unt.edu/ark:/67531/metapth410234/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .