@misc{indiciae1d7e3b2fb3d2,
  title = {Conceptual ecological models to support detection of ecological change on Alaska National Wildlife Refuges},
  author = {Andrea Woodward and Erik A. Beever},
  year = {2011},
  doi = {10.3133/ofr20111085},
  url = {https://pubs.usgs.gov/publication/ofr20111085},
  note = {Source identifier: ofr20111085}
}