Konferenzbeitrag
Kallenbach, R.; Ipavich, F. M.; Galvin, A. B.; Bodmer, R.; Hefti, S.; Kucharek, H.; Gliem, F.; Grünwaldt, H.; Hilchenbach, M.; Klecker, B. et al.; Hovestadt, D.; the CELIAS Team: Limits to the fractionation of isotopes in the solar wind as observed with SOHO/CELIAS/MTOF. In: Proc. 31st ESLAB Symp. ``Correlated Phenomena at the Sun, in the Heliosphere and in Geospace'', ESTEC, S. 33 - 37 (Hg. Wilson, A.). ESA Publ. Div., Noordwijk (1997)