The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
G. Marcus et al., “Cavity-Based Free-Electron Laser Research and Development: A Joint Argonne National Laboratory and SLAC National Laboratory Collaboration”, in Proc. FEL'19, Hamburg, Germany, Aug. 2019, pp. 282-287. doi:10.18429/JACoW-FEL2019-TUD04