Bol, JL., Jongen, Y., Lacroix, M., Mathy, F., & Ryckewaert, G. (1985). Operational Results and Development of the Ecr Sources and the Injector Into Cyclone. IEEE Transactions on Nuclear Science, 32(5), 1817-1819. https://doi.org/10.1109/TNS.1985.4333734 (Original work published 1985)