1. M. Tigner, et al., The energy recovery linac as a driver for X-ray producing insertion devices, Paper presented at the Particle Accelerator Conference, Chicago, IL, 18–22 June 2001.
2. Future light sources based upon photo-injected energy recovery linacs
3. LCLS Design Group, LCLS Design Report, NTIS Doc. No. DE98059292, April 1998 (Copies may be ordered from the National Technical Information Service, Springfield, VA 22162).
4. Conceptual Design Report for the TESLA Test Facility Free-Electron Laser, Deutches Elektronen-Synchrotron, available on http://tesla.desy.de/new_pages/5112_FEL_CDR.hlml.