@misc{indiciae120efb3bcce4,
  title = {Geophysical abstracts 135, October-December 1948},
  author = {V.L. Skitsky and S.T. Vesselowsky},
  year = {1948},
  doi = {10.3133/b959d},
  url = {https://pubs.usgs.gov/publication/b959D},
  note = {Source identifier: b959D}
}