@misc{indiciaec06725d61ca0,
  title = {North polar region of Mars: Advances in stratigraphy, structure, and erosional modification},
  author = {Kenneth L. Tanaka and J. Alexis P. Rodriguez and James A. Skinner and Mary C. Bourke and Corey M. Fortezzo and Kenneth E. Herkenhoff and Eric J. Kolb and Chris Okubo},
  year = {2008},
  doi = {10.1016/j.icarus.2008.01.021},
  url = {https://pubs.usgs.gov/publication/70000313},
  note = {Source identifier: 70000313}
}