@misc{indiciaea9b63ede8d3e,
  title = {First Steps to an IGIF Geodesy Thematic Layer},
  author = {Brown, Nicholas and Craddock, Allison},
  year = {2020},
  url = {https://ntrs.nasa.gov/citations/20220003333},
  note = {Source identifier: 20220003333}
}