TY - ECHAP
AU - ECMWF
AB - <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>

BT - IFS Documentation CY31R1
C1 - Software development
DA - 2007
DO - 10.21957/1xjkuzqko
LA - eng
M1 - 5
N1 - <p>
  Operational implementation 12 September 2006</p>

N2 - <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>

PB - ECMWF
PY - 2007
T2 - IFS Documentation CY31R1
T3 - IFS Documentation
TI - IFS Documentation CY31R1 - Part V: The Ensemble Prediction System
UR - https://www.ecmwf.int/node/9222
ER -