@misc{indiciaeb0a52ab4f8b0,
  title = {Geophysical abstracts 150, July-September 1952},
  author = {M.C. Rabbitt and S.T. Vesselowsky},
  year = {1952},
  doi = {10.3133/b991c},
  url = {https://pubs.usgs.gov/publication/b991C},
  note = {Source identifier: b991C}
}