Houck, T L & Wargo, P E. FLASH X-RAY (FXR) LINEAR INDUCTION ACCELERATOR (LIA) OPTIMIZATION Upgrade of the OTR Emittance Diagnostic, report, December 1, 2006; (https://digital.library.unt.edu/ark:/67531/metadc886868/m1/1/: accessed September 24, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .