@misc{indiciaed7f64f59f1d7,
  title = {Geophysical abstracts 104, January-March 1941},
  author = {W. Ayvazoglou},
  year = {1941},
  doi = {10.3133/b932a},
  url = {https://pubs.usgs.gov/publication/b932A},
  note = {Source identifier: b932A}
}