Günter, S., Lackner, K., Stäbler, A., & ASDEX Upgrade Team (2001). Limitation of the Operational Regime due to MHD Instabilities in Conventional Scenarios on ASDEX Upgrade. Fusion Engineering and Design, 54, 41-47. Retrieved from http://dx.doi.org/10.1016/S0920-3796(00)00102-2.