@phdthesis{76591,
  author = {O. Talagrand},
  title = {Adjoint models},
  year = {1991},
  journal = {Seminar on Numerical Methods in Atmospheric Models, 9-13 September 1991},
  volume = {II},
  pages = {73-92},
  month = {1991},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}