@misc{indiciaeeead5c3dd9a9,
  title = {Influences of geomorphology and geology on alpine treeline in the American West - More important than climatic influences?},
  author = {D.R. Butler and G.P. Malanson and S. J. Walsh and D.B. Fagre},
  year = {2013},
  doi = {10.2747/0272-3646.28.5.434},
  url = {https://pubs.usgs.gov/publication/70031537},
  note = {Source identifier: 70031537}
}