The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
F. Bencivenga et al., “Four-Wave Mixing Using Extreme Ultraviolet Transient Gratings at FERMI FEL”, presented at the 38th Int. Free Electron Laser Conf. (FEL'17), Santa Fe, NM, USA, Aug. 2017, paper THA02, unpublished.