The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
Z.S. Zhou et al., “CEPC 650 MHz Klystron Development”, in Proc. 7th Int. Particle Accelerator Conf. (IPAC'16), Busan, Korea, May 2016, paper THPOR046, pp. 3891-3894, ISBN: 978-3-95450-147-2, doi:10.18429/JACoW-IPAC2016-THPOR046, http://jacow.org/ipac2016/papers/thpor046.pdf, 2016.