@misc{indiciaee1135ca159be,
  title = {Applying metapopulation theory to conservation of migratory birds},
  author = {Daniel Esler},
  year = {2001},
  doi = {10.1046/j.1523-1739.2000.98147.x},
  url = {https://pubs.usgs.gov/publication/70182186},
  note = {Source identifier: 70182186}
}