Cardenas, Alfredo E. Duval County Picture (San Diego, Tex.), Vol. 12, No. 50, Ed. 1 Wednesday, December 10, 1997, newspaper, December 10, 1997; (https://texashistory.unt.edu/ark:/67531/metapth1006155/m1/1/: accessed November 22, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .