@misc{indiciae1d5d09c8df30,
  title = {Integrated Space Transportation Plan: Defining Technology Requirements and Next Generation Launch Systems to Meet Commercial and Government Needs},
  author = {Davidoff, Larry D. and Reichert, Jack M.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/20000014135},
  note = {Source identifier: 20000014135}
}