@misc{indiciae81cc2258d7ed,
  title = {Single frequency light using the super-mode technique with an argon FM laser.},
  author = {Osterink, L. M. and Targ, R.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680046966},
  note = {Source identifier: 19680046966}
}