United States. General Accounting Office. Information Technology Management: Governmentwide Strategic Planning, Performance Measurement, and Investment Management Can Be Further Improved, report, January 12, 2004; (https://digital.library.unt.edu/ark:/67531/metadc295382/m1/1/: accessed August 19, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .