@misc{indiciae53c8ff2e2e94,
  title = {Three data reduction programs in planetary altimetry: Part 2 - program HP9001: single base altimetry data reduction; Part 3 - program PDP006: ALTRDN},
  author = {M.A.M. Donzeau and M. E. Gettings},
  year = {1980},
  doi = {10.3133/ofr801275},
  url = {https://pubs.usgs.gov/publication/ofr801275},
  note = {Source identifier: ofr801275}
}