@misc{indiciae16d79e93ffe9,
  title = {Parameterized Linear Longitudinal Airship Model},
  author = {Kulczycki, Eric and Elfes, Alberto and Bayard, David and Quadrelli, Marco and Johnson, Joseph},
  year = {2010},
  url = {https://ntrs.nasa.gov/citations/20100023361},
  note = {Source identifier: 20100023361}
}