The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
F. Qiu et al., “Performance of the Digital LLRF Systems at KEK cERL”, in Proc. 56th ICFA Advanced Beam Dynamics Workshop on Energy Recovery Linacs (ERL'15), Stony Brook, NY, USA, June 2015, paper WEIDLH2066, pp. 84-87, ISBN: 978-3-95450-183-0, doi:10.18429/JACoW-ERL2015-WEIDLH2066, http://jacow.org/ERL2015/papers/weidlh2066.pdf, 2015.