The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
S. Li, “Generation and Characterization of Attosecond Pulses From X-Ray Free-Electron Laser”, presented at the North American Particle Acc. Conf. (NAPAC'19), Lansing, MI, USA, Sep. 2019, paper TUYBA1, unpublished.