Texas Register: Annual Index January 4 - December 27, 2002, TAC Titles Affected, Pages 491-553., periodical, 2003; (https://texashistory.unt.edu/ark:/67531/metapth308966/m1/1/: accessed June 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .