@misc{indiciae9693115d04ed,
  title = {A wide-band, high-resolution spectrum analyzer},
  author = {Wilck, H. C. and Quirk, M. P. and Grimm, M. J.},
  year = {1985},
  url = {https://ntrs.nasa.gov/citations/19860005004},
  note = {Source identifier: 19860005004}
}