@misc{indiciaec9e22f40f53a,
  title = {Knik Glacier, Alaska, May 1979 monument and glacier survey},
  author = {Dennis C. Trabant and L.R. Mayo},
  year = {1979},
  doi = {10.3133/ofr8048},
  url = {https://pubs.usgs.gov/publication/ofr8048},
  note = {Source identifier: ofr8048}
}