Texas Register, Volume 12, Number 39, Pages 1679-1717, May 26, 1987, periodical, May 26, 1987; (https://texashistory.unt.edu/ark:/67531/metapth243883/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .