The Optimist (Abilene, Tex.), Vol. 66, No. 29, Ed. 1, Friday, May 4, 1979, newspaper, May 4, 1979; (https://texashistory.unt.edu/ark:/67531/metapth91968/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .