Texas Register, Volume 4, Number 92, Pages 4455-4526, December 11, 1979, periodical, December 11, 1979; (https://texashistory.unt.edu/ark:/67531/metapth244860/m1/26/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .