@inbook{74339,
  author = {ECMWF},
  title = {IFS Documentation CY31R1 - Part V: The Ensemble Prediction System},
  abstract = {<p>
  Chapter 1. Theory<br>Chapter 2. Computational details: definition of the initial perturbations<br>Chapter 3. Computational details: non-linear integrations<br>References</p>
},
  year = {2007},
  journal = {IFS Documentation CY31R1},
  number = {5},
  month = {2007},
  publisher = {ECMWF},
  url = {https://www.ecmwf.int/node/9222},
  doi = {10.21957/1xjkuzqko},
  note = {<p>
  Operational implementation 12 September 2006</p>
},
  language = {eng},
}