San Antonio Register (San Antonio, Tex.), Vol. 48, No. 1, Ed. 1 Thursday, April 5, 1979, newspaper, April 5, 1979; (https://texashistory.unt.edu/ark:/67531/metapth399714/m1/2/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .