McCormick, K., Grigull, P., Burhenn, R., Brakel, R., Ehmler, H., Feng, Y., et al. (2003). Island divertor experiments on the Wendelstein 7-AS stellarator. Journal of Nuclear Materials, 1131-1140. Retrieved from http://dx.doi.org/10.1016/S0022-3115(02)01506-4.