@inbook{81138,
  author = {ECMWF},
  title = {IFS Documentation CY46R1 - Part I : Observations},
  abstract = {<p>
  <span>Chapter 1 Overview: the observation world</span></p>

<p>
  <span>Chapter 2 Preparation of observations</span></p>

<p>
  <span>Chapter 3 Observation operators</span></p>

<p>
  <span>Chapter 4 Screening</span></p>

<p>
  <span>Chapter 5 Deprecated areas</span></p>

<p>
  <span>Chapter 6 Tables, codes and flags</span></p>

<p>
  <span>References</span></p>
},
  year = {2019},
  journal = {IFS Documentation CY46R1},
  number = {1},
  month = {2019},
  publisher = {ECMWF},
  url = {https://www.ecmwf.int/node/19305},
  doi = {10.21957/xsx1nsvne},
  language = {eng},
}