The ECMWF Ensemble Prediction System: Methodology and validation Molteni, F. ; Buizza, R. ; Palmer, T. N. ; Petroliagis, T. Abstract Publication: Quarterly Journal of the Royal Meteorological Society Pub Date: January 1996 DOI: 10.1002/qj.49712252905 Bibcode: 1996QJRMS.122...73M