Sputtering Rates of Minerals: Are Solar Wind Elements Saturated in Lunar Soils? Jull, A. J. T. ; Wilson, G. C. ; Long, J. V. P. ; Reed, S. J. B. ; Pillinger, C. T. Abstract Publication: Meteoritics Pub Date: December 1979 Bibcode: 1979Metic..14Q.437J