1. Abundance of the elements: Meteoritic and solar;Anders;Geochim. Cosmochim. Acta,1989
2. Cosmic ray exposure ages of Apollo 17 samples and the age of Tycho;Arvidson,1976
3. Model calculations of solar wind and SEP neon isotopic distributions in lunar regolith grains;Becker,1990
4. Long-term changes in solar wind elemental and isotopic ratios: a comparison of two lunar ilmenites of different antiquities;Becker;Geochim. Cosmochim. Acta,1989
5. Solare Edelgase bei stufenweisem Ätzen von Ilmeniten und Pyroxenen aus dem Mondregolith;Benkert,1989