Twelfth Armored Division Association (U.S.). Hellcat News, (Godfrey, Ill.), Vol. 40, No. 9, Ed. 1, June 1987, newspaper, June 1987; (https://texashistory.unt.edu/ark:/67531/metapth410755/m1/1/: accessed June 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .