The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
K.N. Nii et al., “Development of New Type "Ninja" Cathode for Nb 9-cell Cavity and Experiment of Vertical Electro-Polishing”, in Proc. 28th Linear Accelerator Conf. (LINAC'16), East Lansing, MI, USA, Sep. 2016, paper MOPLR039, pp. 223-225, ISBN: 978-3-95450-169-4, https://doi.org/10.18429/JACoW-LINAC2016-MOPLR039, http://jacow.org/linac2016/papers/moplr039.pdf, 2017.