@misc{indiciae94b641926998,
  title = {The 1997 Spring Regression of the Martian South Polar Cap: Mars Orbiter Camera Observations},
  author = {P.B. James and B.A. Cantor and M. C. Malin and K. Edgett and M. H. Carr and G. E. Danielson and A.P. Ingersoll and M. E. Davies and W.K. Hartmann and A. S. McEwen and L.A. Soderblom and P.C. Thomas and J. Veverka},
  year = {2000},
  doi = {10.1006/icar.1999.6289},
  url = {https://pubs.usgs.gov/publication/70022876},
  note = {Source identifier: 70022876}
}