@misc{indiciae1fe35ba61f15,
  title = {Status and plans for exploration technology},
  author = {Aldrich, Arnold D. and Rosen, Robert and Harris, Leonard A. and Reck, Gregory M. and Mankins, John C.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920029828},
  note = {Source identifier: 19920029828}
}