@misc{80920,
  author = {T. Haiden and M. Dahoui and B. Ingleby and P. de Rosnay and Crtistina Prates and Ersagun Kuscu and Tim Hewson and L. Isaksen and David Richardson and Hao Zuo and Luke Jones},
  title = {Use of in situ surface observations at ECMWF},
  abstract = {<p>
  This document summarises the use in data assimilation and verification of in situ surface observations at ECMWF, with a focus on data quality monitoring aspects. The discussion includes observations received via the GTS, high-density observations from Member and Co-operating States, and highlights opportunities and challenges associated with citizen observations and other non-standard datasets.</p>
},
  year = {2018},
  journal = {ECMWF Technical Memoranda},
  number = {834},
  month = {11/2018},
  publisher = {ECMWF},
  url = {https://www.ecmwf.int/node/18748},
  doi = {10.21957/dj9lpy4wa},
  language = {eng},
}