@misc{indiciaeb085e1129751,
  title = {Frequency and Phase-lock Control of a 3 THz Quantum Cascade Laser},
  author = {Betz, A. L. and Boreiko, R. T. and Williams, B. S. and Kumar, S. and Hu, Q. and Reno, J. L.},
  year = {2005},
  url = {https://ntrs.nasa.gov/citations/20070018767},
  note = {Source identifier: 20070018767}
}