Turkin, Y., Maaßberg, H., Beidler, C. D., Geiger, J., & Marushchenko, N. B. (2006). Current Control by ECCD for W7-X. Fusion Science and Technology, 50, 387-394. Retrieved from http://epubs.ans.org/rip/index.cgi?jd=fst-50-3-387-394.