DGS Newsletter, Volume 22, Number 3, March 1998, periodical, March 1998; (https://texashistory.unt.edu/ark:/67531/metapth1261469/m1/1/: accessed June 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
DGS Newsletter, Volume 22, Number 3, March 1998, periodical, March 1998; (https://texashistory.unt.edu/ark:/67531/metapth1261469/m1/1/: accessed June 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .