The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
N.F. Petry, M. Busch, K. Kümpel, O. Meusel, and H. Podlech, “Further Designs of HOM Couplers for Superconducting 400 MHz RF Cavities”, in Proc. IPAC'19, Melbourne, Australia, May 2019, pp. 4132-4134. doi:10.18429/JACoW-IPAC2019-THPTS013