@misc{indiciae6017c389de5a,
  title = {The GEOS Ozone Data Assimilation System: Specification of Error Statistics},
  author = {Stajner, Ivanka and Riishojgaard, Lars Peter and Rood, Richard B.},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20000033423},
  note = {Source identifier: 20000033423}
}