@misc{indiciae94212912e6b2,
  title = {Hematite spherules at Meridiani: results from MI, Mini-TES, and Pancam},
  author = {W. M. Calvin and J.D. Shoffner and J. R. Johnson and A.H. Knoll and J.M. Pocock and S. W. Squyres and C.M. Weitz and R. E. Arvidson and J.F. Bell and P. R. Christensen and P. A. de Souza and W. H. Farrand and T.D. Glotch and Kenneth E. Herkenhoff and B.L. Jolliff and A.T. Knudson and S. M. McLennan and A.D. Rogers and S.D. Thompson},
  year = {2008},
  doi = {10.1029/2007je003048},
  url = {https://pubs.usgs.gov/publication/70003719},
  note = {Source identifier: 70003719}
}