@misc{indiciae153fb2525a7f,
  title = {Conservative implicit schemes for the full potential equation applied to transonic flows},
  author = {Holst, T. L. and Ballhaus, W. F.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780011925},
  note = {Source identifier: 19780011925}
}