Vierle, T., Streibl, B., Rott, M., Seidel, U., Herrmann, A., Neubauer, O., et al. (2009). Design and stress analysis of in-vessel saddle coils for MHD control in ASDEX Upgrade. Fusion Engineering and Design, 84(7-11), 1928-1932. doi:10.1016/j.fusengdes.2008.12.014.