@misc{indiciaec4a5621358fd,
  title = {A method to correct the calibration shift observed in a Nimbus medium resolution infrared radiometer on the NASA Convair 990 aircraft},
  author = {Sparkman, B. A.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670013545},
  note = {Source identifier: 19670013545}
}