@misc{indiciae78bf402532c3,
  title = {Dust deposition on the Mars Exploration Rover Panoramic Camera (Pancam) calibration targets},
  author = {K.M. Kinch and J. Sohl-Dickstein and J.F. Bell and J. R. Johnson and W. Goetz and G. A. Landis},
  year = {2007},
  doi = {10.1029/2006je002807},
  url = {https://pubs.usgs.gov/publication/70030121},
  note = {Source identifier: 70030121}
}