Texas Register, Volume 1, Number 68, Pages 2393-2438, August 31, 1976, periodical, August 31, 1976; (https://texashistory.unt.edu/ark:/67531/metapth252847/m1/2/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .