TY - CPAPER AU - Franco Molteni AU - U. Cubasch AU - S. Tibaldi BT - Workshop on Predictability in the Medium and Extended Range, 17-19 March 1986 CY - Shinfield Park, Reading DA - 1986 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1986 SP - 51 EP - 107 T2 - Workshop on Predictability in the Medium and Extended Range, 17-19 March 1986 TI - 30- and 60-day forecast experiments with the ECMWF spectral models ER -