TY - CPAPER AU - H. Tennekes BT - Workshop on New Developments in Predictability, 13-15 November 1991 CY - Shinfield Park, Reading DA - 1991 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1991 SP - 21 EP - 28 T2 - Workshop on New Developments in Predictability, 13-15 November 1991 TI - Karl Popper and the accountability of numerical forecasting ER -