@misc{indiciaefd1d096ebab7,
  title = {Cargo Logistics Airlift Systems Study (CLASS). Volume 2: Case study approach and results},
  author = {Burby, R. J. and Kuhlman, W. H.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19790016807},
  note = {Source identifier: 19790016807}
}