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., “A Disturbance-Observer-based Controller for LLRF Systems”, in Proc. 6th Int. Particle Accelerator Conf. (IPAC'15), Richmond, VA, USA, May 2015, pp. 2895-2898, doi:10.18429/JACoW-IPAC2015-WEPMA054