The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
L. Winkelmann et al., “The European XFEL Photocathode Laser”, in Proc. FEL'19, Hamburg, Germany, Aug. 2019, pp. 423-426. doi:10.18429/JACoW-FEL2019-WEP046