The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
L.G. Yan, D.R. Deng, and J. Wang, “The Mini-Period Permanent Magnet Staggered Undulator for Compact X-Ray Free Electron Laser”, in Proc. IPAC'19, Melbourne, Australia, May 2019, pp. 1797-1800. doi:10.18429/JACoW-IPAC2019-TUPRB052