@misc{indiciaebdaef5e5168d,
  title = {Adjoint-Based Methods for Estimating CO2 Sources and Sinks from Atmospheric Concentration Data},
  author = {Andrews, Arlyn E.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20040171222},
  note = {Source identifier: 20040171222}
}