@misc{indiciae663c8d100b2f,
  title = {Twenty-four hour behavior patterns and budgets of free-ranging reindeer in winter},
  author = {W. B. Collins and T. S. Smith},
  year = {1989},
  doi = {10.7557/2.9.1.766},
  url = {https://pubs.usgs.gov/publication/1012824},
  note = {Source identifier: 1012824}
}