The Rio Grande Herald (Rio Grande City, Tex.), Vol. 80, No. 13, Ed. 1 Thursday, February 15, 1990, newspaper, February 15, 1990; (https://texashistory.unt.edu/ark:/67531/metapth195224/m1/8/: accessed April 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .