The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
X. Li et al., “Progress in Preparing a Proof-of-Principle Experiment for THz SASE FEL at PITZ”, in Proc. FEL'19, Hamburg, Germany, Aug. 2019, pp. 41-44. doi:10.18429/JACoW-FEL2019-TUP002