@misc{indiciae6ca3ae8f7d2e,
  title = {Monitoring complex trace-gas mixtures by long-path laser absorption spectrometry},
  author = {Green, B. D. and Steinfeld, J. I.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770036607},
  note = {Source identifier: 19770036607}
}