@misc{indiciaef86bfbcaf96e,
  title = {Operationally Efficient Propulsion System Study (OEPSS): OEPSS Video Script},
  author = {Wong, George S. and Waldrop, Glen S. and Trent, Donnie},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19980041384},
  note = {Source identifier: 19980041384}
}