@misc{80224,
  keywords = {newsletter},
  author = {Peter Bechtold and A. Orr and J.J. Morcette and Richard Engelen and Johannes Flemming and Marta Janiskova},
  title = {Improvements in the stratosphere and mesosphere of the IFS},
  year = {2009},
  journal = {ECMWF Newsletter},
  chapter = {Meteorology},
  pages = {22-31},
  month = {2009},
  publisher = {ECMWF},
  url = {https://www.ecmwf.int/node/17484},
  doi = {10.21957/cs2g8q28uk},
  language = {eng},
}