@misc{indiciae0f4ffe73f08c,
  title = {Atlas of Mars: the 1:5,000,000 map series},
  author = {R. M. Batson and P.M. Bridges and J.L. Inge},
  year = {1979},
  url = {https://pubs.usgs.gov/publication/70042713},
  note = {Source identifier: 70042713}
}