@misc{indiciae7d852c3521c7,
  title = {Heated cavity reflectometer modifications},
  author = {Hembach, R. J. and Hemmerdinger, L. and Katz, A. J.},
  year = {1963},
  url = {https://ntrs.nasa.gov/citations/19640001038},
  note = {Source identifier: 19640001038}
}