@misc{indiciaecbfc9dc9a44a,
  title = {Space Civil Engineering option - A progress report},
  author = {Criswell, Marvin E. and Sadeh, Willy Z.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930058164},
  note = {Source identifier: 19930058164}
}