Arthur, J. Daniel. Internet Based, GIS Catalog of Non-Traditional Sources of Cooling Water for Use at America's Coal-Fired Power Plants, report, September 30, 2011; (https://digital.library.unt.edu/ark:/67531/metadc841367/m1/1/: accessed October 15, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .