@misc{indiciaec647a0698ccf,
  title = {Pilot land data system},
  author = {Estes, J. E. and Star, J. L. and Cressy, P. J. and Devirian, M.},
  year = {1985},
  url = {https://ntrs.nasa.gov/citations/19850056123},
  note = {Source identifier: 19850056123}
}