The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
J. Yan et al., “Polarization Control of Storage Ring FELs Using Cross Polarized Helical Undulators”, in Proc. 38th Int. Free Electron Laser Conf. (FEL'17), Santa Fe, NM, USA, Aug. 2017, paper TUC01, pp. 235-239, ISBN: 978-3-95450-179-3, https://doi.org/10.18429/JACoW-FEL2017-TUC01, 2018.