Field, A. R., Fussmann, G., Garcia-Rosales, C., Hirsch, S., Lieder, G., Naujoks, D., et al. (1995). Studies of divertor target plate erosion in the ASDEX-Upgrade tokamak. Journal of Nuclear Materials, 220-222, 553-557. doi:10.1016/0022-3115(94)00538-9.