@misc{indiciae4997a6ff236c,
  title = {Whispering-Gallery-Mode Tunable Narrow-Band-Pass Filter},
  author = {Savchenkov, Anatoliy and Iltchenko, Vladimir and Matsko, Andrey and Maleki, Lute},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20110016767},
  note = {Source identifier: 20110016767}
}