@misc{indiciae0d71a8ae697e,
  title = {Gravity anomalies on Venus},
  author = {Sjogren, W. L. and Phillips, R. J. and Birkeland, P. W. and Wimberly, R. N.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810042427},
  note = {Source identifier: 19810042427}
}