Peplowski, Patrick N., Lawrence, David J., Evans, Larry G., Klima, Rachel L., Blewett, David T., Goldsten, John O., Murchie, Scott L., McCoy, Timothy J., Nittler, Larry R., Solomon, Sean C., Starr, Richard D., and Weider, Shoshana Z. 2015. "Constraints on the abundance of carbon in near-surface materials on Mercury: Results from the MESSENGER Gamma-Ray Spectrometer."
Planetary and Space Science. 108:98–107.
https://doi.org/10.1016/j.pss.2015.01.008