@misc{indiciae0394ff6d8875,
  title = {The morphology of the Martian surface},
  author = {M. H. Carr},
  year = {1980},
  doi = {10.1007/bf00221929},
  url = {https://pubs.usgs.gov/publication/70012289},
  note = {Source identifier: 70012289}
}