@misc{indiciaef5e01b28ed19,
  title = {Improved RF calibration techniques - Noise temperature calibrations},
  author = {Otoshi, T. Y. and Stelzried, C. T.},
  year = {1966},
  url = {https://ntrs.nasa.gov/citations/19670005114},
  note = {Source identifier: 19670005114}
}