@misc{indiciae5c1bcbf31ada,
  title = {Economic benefit of fertility control in wild horse populations},
  author = {J. Bartholow},
  year = {2010},
  doi = {10.2193/2007-064},
  url = {https://pubs.usgs.gov/publication/70000573},
  note = {Source identifier: 70000573}
}