1. Strahlen aus kondensierten Atomen und Molekeln im Hochvakuum
2. Molecular Beams and Low Density Gas Dynamics;Hagena,1974
3. Proc. Int. Meeting on Small Particles and Inorganic Clusters,1977
4. Proc. 2nd Int. Meeting on Small Particles and Inorganic Clusters,1981
5. Bunsengesellschaft Discussion Meeting ‘Experiments on Clusters’,1984