@misc{indiciaed0b902eb6bf1,
  title = {Geophysical abstracts, 88-91, January-December 1937. Geophysical abstracts 88, January-March 1937},
  author = {W. Ayvazoglou},
  year = {1937},
  doi = {10.3133/b895a},
  url = {https://pubs.usgs.gov/publication/b895A},
  note = {Source identifier: b895A}
}