@manual{81023,
  author = {M. Denhard and K. Ochi and D. Mastrangelo and X. Hu and F. Yang and M. Fuentes and Frédéric Vitart and R. Mladek and H. Hendon},
  title = {S2S and TIGGE databases: technical aspects},
  year = {2019},
  month = {04/2019},
  publisher = {ECMWF},
  language = {eng},
}