Texas Register, Volume 11, Number 49, Pages 3019-3084, July 1, 1986, periodical, July 1, 1986; (https://texashistory.unt.edu/ark:/67531/metapth243797/m1/1/: accessed May 14, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .