Positron annihilation, ICPA-12 : Proceedings of the 12th International Conference on Positron Annihilation, August 6-12, 2000, München, Germany. pp.597-599, 2001. Zuerich, Switzerland. Trans Tech Publications
Positron annihilation ICPA-13 : proceedings of the 13th International Conference on Positron Annihilation, Kyoto, Japan, September 2003. pp.72-74, 2004. Uetikon-Zuerich. Trans Tech Publications
Dryzek, E. ; Dryzek, J. ; Borner, F. ; Krause-Rehberg, R.
Pub. info.:
Positron annihilation, ICPA-12 : Proceedings of the 12th International Conference on Positron Annihilation, August 6-12, 2000, München, Germany. pp.517-519, 2001. Zuerich, Switzerland. Trans Tech Publications