@misc{indiciae5ebd74e01a66,
  title = {Spectrum allocations above 40 GHz},
  author = {Katzenstein, W. E. and Moore, R. P. and Kimball, H. G.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810058627},
  note = {Source identifier: 19810058627}
}