The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
M. Abliz, M. Borland, J.H. Grimmer, J.S. Kerby, M. Ramanathan, and A. Xiao, “Compact Hybrid Planar Permanent Magnet Undulator Design for the APS Upgrade”, in Proc. IPAC'21, Campinas, SP, Brazil, May 2021, pp. 3859-3861. doi:10.18429/JACoW-IPAC2021-THPAB050