The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
A. Ghaith et al., “Cryogenic Permanent Magnet Undulator for an FEL Application”, in Proc. 38th Int. Free Electron Laser Conf. (FEL'17), Santa Fe, NM, USA, Aug. 2017, paper WEP065, pp. 554-556, ISBN: 978-3-95450-179-3, https://doi.org/10.18429/JACoW-FEL2017-WEP065, 2018.