@misc{indiciae0ab9b81a6683,
  title = {Mineralogic constraints on sulfur-rich soils from Pancam spectra at Gusev crater, Mars},
  author = {J. R. Johnson and J.F. Bell and E. Cloutis and M. Staid and W. H. Farrand and T. McCoy and M. Rice and A. Wang and A. Yen},
  year = {2007},
  doi = {10.1029/2007gl029894},
  url = {https://pubs.usgs.gov/publication/70031186},
  note = {Source identifier: 70031186}
}