Erckmann, V. Experimental Plasma Physics 3 (E3), Max Planck Institute for Plasma Physics, Max Planck Society;
Gasparino, U., Erckmann, V., Maaßberg, H., & WVII-AS-Team (1990). Non-Inductive Currents in WVII-AS: Experimental Results and Theoretical Modelling. In G. Briffod, A. Nijsen-Vis, & F. C. Schüller (Eds.), 17th European Physical Society Conference on Controlled Fusion and Plasma Heating (pp. 1275-1278). Geneva: European Physical Society.