@misc{indiciaef69963203dcc,
  title = {Opto-electronic oscillators having optical resonators},
  author = {Yao, Xiaotian Steve and Maleki, Lutfollah and Ilchenko, Vladimir},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20080006026},
  note = {Source identifier: 20080006026}
}