Denton Record-Chronicle (Denton, Tex.), Vol. 76, No. 224, Ed. 1 Friday, April 20, 1979, newspaper, April 20, 1979; (https://texashistory.unt.edu/ark:/67531/metapth1596742/m1/2/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .