@misc{indiciaee7e8dab92a6d,
  title = {Orbit Transfer Vehicle (OTV) advanced expander cycle engine point design study. Volume 1: Executive summary},
  author = {Mellish, J. A.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810006503},
  note = {Source identifier: 19810006503}
}