@inbook{74345,
  author = {ECMWF},
  title = {IFS Documentation CY33R1 - Part V: The Ensemble Prediction System},
  abstract = {<p>
  Chapter 1 Theory<br>Chapter 2 Computational details: initial perturbations<br>Chapter 3 Computational details: non-linear integrations<br>References</p>
},
  year = {2009},
  journal = {IFS Documentation CY33R1},
  number = {5},
  month = {2009},
  publisher = {ECMWF},
  url = {https://www.ecmwf.int/node/9228},
  doi = {10.21957/8n6oid2xg},
  note = {<p>
  Operational implementation 3 June 2008</p>
},
  language = {eng},
}