@conference{10433,
  author = {S. Stein and H. Van De Stadt},
  title = {Electronic tuning and phase-lock techniques for optically pumped far infrared lasers},
  year = {1977},
  publisher = {Washington, D.C., Electronic Industries Association},
  address = {Atlantic City, New Jersey},
  url = {http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=01537147},
  note = {JILA Pub. 1607},
}