Wagner, D., Stober, J., Franke, T., Leuterer, F., Monaco, F., Münich, M., et al. (2009). Multi-Frequency ECRH System at ASDEX Upgrade. Talk presented at 34th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2009). Busan. 2009-09-21 - 2009-09-25.