@misc{indiciae1c57de9caacb,
  title = {Propeller modulation effects on a scanning-beam microwave landing system},
  author = {Pope, J. M. and Staehle, W. N.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750052589},
  note = {Source identifier: 19750052589}
}