@misc{indiciae0e6955b406be,
  title = {Geophysical abstracts 131, October-December 1947},
  author = {V.L. Skitsky},
  year = {1948},
  doi = {10.3133/b957d},
  url = {https://pubs.usgs.gov/publication/b957D},
  note = {Source identifier: b957D}
}