@misc{indiciaed7449d9d84ba,
  title = {Effectiveness evaluation of STOL transport operations (phase 2)},
  author = {Welp, D. W. and Brown, R. A. and Ullman, D. G. and Kuhner, M. B.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740013547},
  note = {Source identifier: 19740013547}
}