1. H. Matzke, E. Toscano, C.T. Walker, A.G. Solomah, Adv. Ceram. Mater. 3 (1988) 285.
2. H. Matzke: Inert Matrix Targets: Radiation Damage Effects, in: G. Nicolaou (Ed.), Proc. 3rd Working Group Meeting on Targets and Fuels. ITU Karlsruhe, Report EUR-15774 EN (1994) p. 127.
3. H. Matzke: Ion Beam Analysis of Ceramics and Glasses in Nuclear Energy. Proc. ECASIA, Catania (1993), Surface and Interface Analysis 22 (1994) 472.
4. The following scientists have contributed to the ion implantation experiments: P.G. Lucuta and R.A. Verrall, Chalk River, AECL, Canada; J.C. Dran and L. Thomé, CNRS Orsay, France; O. Meyer and G. Linker, INFP, FZK Karlsruhe, Germany; A. Drigo and A. Sambo, Università di Padova and I.N.F.N., Legnaro, Italy; S. Klaumünzer, Hahn-Meitner-Institute, Berlin, Germany; A. Turos, Soltan Institute, Warszawa, Poland; C. Trautmann and J. Vetter, GSI Darmstadt, Germany.
5. EFTTRA (Experimental Feasibility of Targets for Transmutation)-group members: European Commission, Joint Research Centre, Institute for Transuranium Elements, Karlsruhe, Germany, and Institute for Advanced Materials, Petten, Netherlands; Nuclear Energy, ECN, Petten, Netherlands; Forschungszentrum Karlsruhe, Germany; CEA Cadarache, Saint-Paul-lez-Durance, France; EDF, Villeurbanne, France.