@misc{indiciae35cc3117aae7,
  title = {Environmental and physiological influences to isotopic ratios of N and protein status in a montane ungulate in winter},
  author = {David D. Gustine and Perry S. Barboza and Layne G. Adams and Nathan B. Wolf},
  year = {2014},
  doi = {10.1371/journal.pone.0103471},
  url = {https://pubs.usgs.gov/publication/70119874},
  note = {Source identifier: 70119874}
}