@misc{indiciae8f31327efafa,
  title = {The Phanerozoic impact cratering rate: Evidence from the farside of the Moon},
  author = {A. S. McEwen and Johnnie N. Moore and E.M. Shoemaker},
  year = {1997},
  doi = {10.1029/97je00114},
  url = {https://pubs.usgs.gov/publication/70019214},
  note = {Source identifier: 70019214}
}