@misc{indiciae7afe3bc6d1af,
  title = {Pioneer Venus radar mapper experiment},
  author = {Pettengill, G. H. and Ford, P. G. and Brown, W. E. and Kaula, W. M. and Keller, C. H. and Masursky, H. and Mcgill, G. E.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790040163},
  note = {Source identifier: 19790040163}
}