@misc{indiciaeffb4878077c3,
  title = {Unsteady hovering wake parameters identified from dynamic model tests, part 1},
  author = {Hohenemser, K. H. and Crews, S. T.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770019133},
  note = {Source identifier: 19770019133}
}