@misc{indiciae26c3cac0264a,
  title = {Space Shuttle aft propulsion system enhancements},
  author = {Hooper, John C., III and Riccio, Joseph R., III},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900055168},
  note = {Source identifier: 19900055168}
}