@misc{indiciaef599656e456c,
  title = {Columbia Glacier photogrammetric altitude and velocity; data set (1975-1981)},
  author = {Andrew G. Fountain},
  year = {1982},
  doi = {10.3133/ofr82756},
  url = {https://pubs.usgs.gov/publication/ofr82756},
  note = {Source identifier: ofr82756}
}