@misc{80470,
  keywords = {Symposium, 4D-Var},
  author = {O. Talagrand},
  title = {A few reminiscences about the genesis of 4D-Var, and what followed},
  year = {2018},
  journal = {Symposium: 20 years of 4D-Var at ECMWF},
  month = {2018},
  language = {eng},
}