Krause, H. Experimental Plasma Physics 1 (E1), Max Planck Institute for Plasma Physics, Max Planck Society;
Krause, H., Brockmann, H., & Ohlig, U. (1981). Prompt Radiation, Activation, and Shielding in the Ignition Experiment ZEPHYR. In Fusion Technology, Vol. 1 (pp. 247). PergamonPress.