High Plains Underground Water Conservation District No. 1 (Tex.). The Cross Section, Volume 32, Number 8, August 1986, periodical, August 1986; (https://texashistory.unt.edu/ark:/67531/metapth1533137/m1/2/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .