@misc{indiciae5aac014f4dcf,
  title = {Rodent middens, a new method for Quaternary research in arid zones of South America},
  author = {J.L. Betancourt and B. Saavedra},
  year = {2002},
  url = {https://pubs.usgs.gov/publication/70024216},
  note = {Source identifier: 70024216}
}