@phdthesis{76840,
  author = {G. Wahba},
  title = {Adaptive tuning, 4D-Var and representation of RKHS},
  year = {1999},
  journal = {Workshop on Diagnosis of Data Assimilation Systems, 2 - 4 November 1998},
  pages = {45-52},
  month = {1999},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}