The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
J.Y. Park, J. Bahng, S. Choi, J.G. Hong, H.G. Kim, S.J. Kim, \emph{et al.},
"The First Result of the 28GHz Superconducting ECR Ion Source at KBSI",
presented at the 13th Heavy Ion Accelerator Technology Conference,
Yokohama, Japan, September 2015, paper THM1C02, unpublished.