D. J. Lawrence, * W. C. Feldman, B. L. Barraclough, A. B. Binder, R. C. Elphic, S. Maurice, D. R. Thomsen. Global Elemental Maps of the Moon: The Lunar Prospector Gamma-Ray Spectrometer. Science. 1998, 281 (5382): 1484–1489. PMID 9727970. doi:10.1126/science.281.5382.1484.
D. J. Lawrence, * W. C. Feldman, B. L. Barraclough, A. B. Binder, R. C. Elphic, S. Maurice, D. R. Thomsen. Global Elemental Maps of the Moon: The Lunar Prospector Gamma-Ray Spectrometer. Science. 1998, 281 (5382): 1484–1489. PMID 9727970. doi:10.1126/science.281.5382.1484.