@misc{indiciae165f4d2037fa,
  title = {Population trends of North American shorebirds based on the International Shorebird Survey},
  author = {M.A. Howe and P.H. Geissler and B. A. Harrington},
  year = {1989},
  doi = {10.1016/0006-3207(89)90035-9},
  url = {https://pubs.usgs.gov/publication/5222275},
  note = {Source identifier: 5222275}
}