J. T. Costello

The Science Case for 4GLS

Gray, P. B. Davies, P. Gardner, 2001 .

Operation of a Free Electron Laser in the Wavelength Range from the Extreme Ultraviolet to the Water Window

P. Nicolosi, J. Feldhaus, D. Lipka, 2006 .

Femtosecond all-optical synchronization of an X-ray free-electron laser

C. Schmidt, M. Ilchen, T. Mazza, 2015, Nature Communications.