Herrnegger, F. Relativistic Plasmas, Max Planck Institute for Plasma Physics, Max Planck Society;
Herrnegger, F. (1987). Effect of Vacuum Magnetic Well on Magnetohydrodynamic Stability in Heliotron-E-Like Configurations with High Shear. Zeitschrift fuer Naturforschung A, 42, 1085-1095.