@misc{indiciae19ccce3743d8,
  title = {An X-band oscillator using a superconducting cavity.},
  author = {Baker, G. L. and Hartwig, W. H. and Stone, J. L.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690061464},
  note = {Source identifier: 19690061464}
}