@misc{indiciae166904b78727,
  title = {Studies of certain Alaskan glaciers in 1931},
  author = {C.K. Wentworth and L.L. Ray},
  year = {1939},
  doi = {10.1130/gsab-47-879},
  url = {https://pubs.usgs.gov/publication/70206710},
  note = {Source identifier: 70206710}
}