@phdthesis{76705,
  author = {R. Todling},
  title = {An approach to assess observation impact based on observation-minus-forecast residuals [poster].},
  year = {2009},
  journal = {ECMWF Workshop on Diagnostics of data assimilation system performance, 15 - 17 June 2009},
  pages = {199},
  month = {2009},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  note = {Poster},
  language = {eng},
}