Journal of the House of Representatives of Texas: 82nd Legislature, Regular Session, Wednesday, May 4, 2011, legislative document, May 4, 2011; (https://texashistory.unt.edu/ark:/67531/metapth654334/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .