Journal of the House of Representatives of Texas: 82nd Legislature, Regular Session, Friday, April 1, 2011, legislative document, April 1, 2011; (https://texashistory.unt.edu/ark:/67531/metapth653927/m1/1/: accessed June 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .