The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
M.H. Cho, H.-S. Kang, G. Kim, C.H. Shim, and H. Yang, “Effect on FEL Gain Curve Using Phase Shifters”, in Proc. FEL'19, Hamburg, Germany, Aug. 2019, pp. 203-205. doi:10.18429/JACoW-FEL2019-TUP064