@misc{indiciae67eac93594a4,
  title = {JPL Planetary Gravity Efforts and Techniques},
  author = {Konopliy, A. S. and Sjogren, W. L.},
  year = {1995},
  url = {https://ntrs.nasa.gov/citations/20060037025},
  note = {Source identifier: 20060037025}
}