@misc{indiciae31fb56ff1264,
  title = {An improved APU for the Space Shuttle Orbiter},
  author = {Mckenna, R. and Hagemann, D. and Loken, G. and Jonakin, J. and Baughman, J.},
  year = {1985},
  url = {https://ntrs.nasa.gov/citations/19850058694},
  note = {Source identifier: 19850058694}
}