Merkel, P. Stellarator Theory (ST), Max Planck Institute for Plasma Physics, Max Planck Society;
Nuhrenberg, C. Max Planck Society;
Merkel, P., Nuhrenberg, C., & Cooper, W. A. (1997). Free-boundary ideal MHD modes in W7-AS. In Theory of Fusion Plasmas - Proceedings of the Joint Varenna-Laussane International Workshop (pp. 233-240).