@misc{indiciae1efc812b1b86,
  title = {Critical soft landing technology issues for future US space missions},
  author = {Macha, J. M. and Johnson, D. W. and Mcbride, D. D.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920017641},
  note = {Source identifier: 19920017641}
}