The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
X. Lu et al., “Rapid Radio-Frequency Beam Energy Modulator for Proton Therapy”, in Proc. NAPAC'19, Lansing, MI, USA, Sep. 2019, pp. 298-300. doi:10.18429/JACoW-NAPAC2019-TUXBA4