The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
Z. Duan et al., “Concepts of Longitudinally Polarized Electron and Positron Colliding Beams in the Circular Electron Positron Collider”, in Proc. IPAC'19, Melbourne, Australia, May 2019, pp. 445-448. doi:10.18429/JACoW-IPAC2019-MOPMP012