United States. Department of Defense. O-MM-0233-a Navy Reqs 20-year FSP Munitions Production and Store, text, October 18, 2005; (https://digital.library.unt.edu/ark:/67531/metadc23971/m1/1/: accessed December 13, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .