@misc{indiciae3ac2714f817c,
  title = {A method for quantifying bird colonies in sand bars via GPS.},
  author = {F L Raeder and R Bernhard},
  year = {2004},
  doi = {10.1590/s1519-69842003000300021},
  url = {https://pubmed.ncbi.nlm.nih.gov/14758714/},
  note = {Source identifier: 14758714}
}