The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
S. Huang et al., “Generating Subfemtosecond Hard X-Ray Pulses with Optimized Nonlinear Bunch Compression”, presented at the 38th Int. Free Electron Laser Conf. (FEL'17), Santa Fe, NM, USA, Aug. 2017, paper TUA05, unpublished.