TY - CPAPER AU - P. Bougeault BT - Key issues in the parametrization of subgrid physical processes, 3-7 September 2001 CY - Shinfield Park, Reading DA - 2001 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 2001 SP - 53 EP - 70 T2 - Key issues in the parametrization of subgrid physical processes, 3-7 September 2001 TI - Sub-grid scale orography parametrizations ER -