@misc{indiciaeaddc69d47b29,
  title = {Stratospheric and Mesospheric Trace Gas Studies Using Ground-Based mm-Wave Receivers},
  author = {daZafra, Robert L.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19980018004},
  note = {Source identifier: 19980018004}
}