@misc{indiciaeb58c3275cef6,
  title = {Validation of Envisat Ozone Data Products using Satellite and Ground Based Data},
  author = {Hilsenrath, E. and Bojkov, B. R. and Labow, G. and Flynn, L.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20040012771},
  note = {Source identifier: 20040012771}
}