@misc{indiciae930e49cb1041,
  title = {The Fluorescent-Oil Film Method and Other Techniques for Boundary-Layer Flow Visualization},
  author = {Loving, Donald L. and Katzoff, S.},
  year = {1959},
  url = {https://ntrs.nasa.gov/citations/19980228035},
  note = {Source identifier: 19980228035}
}