@phdthesis{77010, author = {P.J. van Leeuwen}, title = {Nonlinear ensemble data assimilation for the ocean}, year = {2003}, journal = {Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003}, pages = {265-286}, month = {2003}, publisher = {ECMWF}, address = {Shinfield Park, Reading}, language = {eng}, }