@misc{indiciaefc528499165c,
  title = {Short-term performance deterioration in JT9D-7A(SP) engine 695743},
  author = {Bouchard, R. J. and Beyerly, W. R. and Sallee, G. P.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780022178},
  note = {Source identifier: 19780022178}
}