1. http://science.energy.gov/∼/media/hep/pdf/files/pdfs/AA_RD_Subpanel_Report_final_amended_aug_21.pdf.
2. http://science.energy.gov/∼/media/hep/pdf/accelerator-rd-stewardship/Report.pdf.
3. US Senate Report 112-075, 93 (2011)
4. E. Colby and M. S. Zisman, “THE DOE-HEP Accelerator R&D Stewardship program, Proc. PAC2013, Pasadena, CA USA
5. http://science.energy.gov/hep/research/accelerator-rd-stewardship/