@misc{indiciae0f4c60e97c84,
  title = {Measurement of ridge-spreading movements (Sackungen) at Bald Eagle Mountain, Lake County, Colorado, II: Continuation of the 1975-1989 measurements using a Global Positioning System in 1997 and 1999},
  author = {David J. Varnes and J. A. Coe and J. W. Godt and W. Z. Savage and J. E. Savage},
  year = {2000},
  doi = {10.3133/ofr00205},
  url = {https://pubs.usgs.gov/publication/ofr00205},
  note = {Source identifier: ofr00205}
}