Texas Register, Volume 15, Number 45, Pages 3453-3533, June 15, 1990, periodical, June 15, 1990; (https://texashistory.unt.edu/ark:/67531/metapth201740/m1/4/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .