@misc{indiciae2229449ec011,
  title = {Dielectric-loaded waveguide circulator for cryogenically cooled and cascaded maser waveguide structures},
  author = {Clauss, R. C. and Quinn, R. B.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19800010102},
  note = {Source identifier: 19800010102}
}