Fantz, U. Tokamak Scenario Development (E1), Max Planck Institute for Plasma Physics, Max Planck Society;
Takeiri, Y., Kaneko, O., Tsumori, K., Fantz, U., Ikeda, K., Nagaoka, K., et al. (2007). High-power negative ion sources for neutral beam injectors in large helical device. In M. P. Stockli (Ed.), Production and Neutralization of Negative Ions and Beams (pp. 211-223). Melville, NY: American Institute of Physics.