The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
D. Robertson, M. Couder, U. Greife, F. Strieder, and M. Wiescher, "Low Energy Underground Accelerators", presented at the 13th Heavy Ion Accelerator Technology Conference, Yokohama, Japan, September 2015, paper WEM2I02, unpublished.