@misc{indiciae1320fbf08d6d,
  title = {Practical bias correction in aerial surveys of large mammals: Validation of hybrid double-observer with sightability method against known abundance of feral horse (Equus caballus) populations},
  author = {Bruce C. Lubow and Jason I. Ransom},
  year = {2016},
  doi = {10.1371/journal.pone.0154902},
  url = {https://pubs.usgs.gov/publication/70209271},
  note = {Source identifier: 70209271}
}