@misc{indiciae2e6ad436ed8e,
  title = {Variations of geomagnetic activity with lunar phase},
  author = {Cameron, A. G. W. and Stolov, H. L.},
  year = {1964},
  url = {https://ntrs.nasa.gov/citations/19650014511},
  note = {Source identifier: 19650014511}
}