@misc{indiciaebab071545cf0,
  title = {Determining priorities for future mars polar research},
  author = {T.N. Titus and T.I. Michaels},
  year = {2011},
  doi = {10.1029/2009eo400003},
  url = {https://pubs.usgs.gov/publication/70035446},
  note = {Source identifier: 70035446}
}