@misc{indiciae7117968d85ee,
  title = {The oldest known Rocky Mountain bristlecone pines ( Pinus aristata Engelm.)},
  author = {F.C. Brunstein and D.K. Yamaguchi},
  year = {1992},
  doi = {10.2307/1551666},
  url = {https://pubs.usgs.gov/publication/70016898},
  note = {Source identifier: 70016898}
}