Věstník (West, Tex.), Vol. 68, No. 35, Ed. 1 Wednesday, August 27, 1980, newspaper, August 27, 1980; (https://texashistory.unt.edu/ark:/67531/metapth631930/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .