@misc{indiciae0b7291a88ab5,
  title = {Missing data and the accuracy of magnetic-observatory hour means},
  author = {Jeffrey J. Love},
  year = {2009},
  doi = {10.5194/angeo-27-3601-2009},
  url = {https://pubs.usgs.gov/publication/70200659},
  note = {Source identifier: 70200659}
}