@misc{indiciaea267e2529591,
  title = {Operational parameters for the superconducting cavity maser},
  author = {Wang, R. T. and Dick, G. J. and Strayer, D. M.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890018505},
  note = {Source identifier: 19890018505}
}