Paul, Kevin; Johnson, Rolland & Yarba, Victor. Summary of the low-emittance muon collider workshop (6-10 February 2006), article, May 1, 2006; (https://digital.library.unt.edu/ark:/67531/metadc882154/m1/1/: accessed July 18, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .