@misc{indiciae270078a57e6f,
  title = {Ozone measurement systems improvements studies},
  author = {Thomas, R. W. and Guard, K. and Holland, A. C. and Spurling, J. F.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740023752},
  note = {Source identifier: 19740023752}
}