@inproceedings{BaryshevKhosropanahZhangetal.2009,
  author    = {A. M. Baryshev and P. Khosropanah and W. Zhang and W. Jellema and J. N. Hovenier and J. R. Gao and T. M. Klapwijk and D. G. Paveliev and B. S. William and S. Kumar and Q. Hu and J. L. Reno and B. Klein and J. L. Hesler},
  title     = {Phase-locking of a 2.7-THz Quantum Cascade Laser to a Microwave Reference},
  series = {Bryerton, Kerr et al. (Eds.): 20th International Symposium on Space Terahertz Technology. Charlottesville, 20-22 April 2009},
  pages     = {49 -- 52},
  year      = {2009},
  language  = {en}
}