1. Abundances of the elements: Meteoritic and solar;Anders;Geochim. Cosmochim. Acta,1989
2. Krypton and xenon in lunar fines;Basford;Proc. Lunar Sci. Conf.,1973
3. Solar wind gases in a metal separate from lunar soil 68501 (abstract);Becker;Lunar Planet. Sci.,1989
4. Nitrogen and spallation-produced noble gases in the Piñon iron meteorite (abstract);Becker;Lunar Planet. Sci.,1982
5. Long-term changes in solar wind elemental and isotopic ratios: A comparison of two lunar ilmenites of different antiquities;Becker;Geochim. Cosmochim. Acta,1989