@misc{indiciae5350a642c46c,
  title = {Low-Cost, Single-Frequency Sources for Spectroscopy using Conventional Fabry-Perot Diode Lasers},
  author = {Duerksen, Gary L. and Krainak, Michael A.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/19990040546},
  note = {Source identifier: 19990040546}
}