TY - SLIDE KW - annual seminar AU - Adrian Simmons BT - ECMWF Annual Seminar 2011 C1 - Events DA - 2011 LA - eng PY - 2011 T2 - ECMWF Annual Seminar 2011 T3 - ECMWF Annual Seminar TI - Coupled data assimilation for atmospheric constituents ER -