@misc{indiciae450b1997083c,
  title = {Visible CW parametric oscillator.},
  author = {Byer, R. L. and Harris, S. E. and Oshman, M. K. and Young, J. F.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19690034712},
  note = {Source identifier: 19690034712}
}