@misc{indiciaebf165a807abd,
  title = {Rolling moments in a trailing vortex flow field},
  author = {Mcmillan, O. J. and Schwind, R. G. and Nielsen, J. N. and Dillenius, M. F. E.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770054172},
  note = {Source identifier: 19770054172}
}