TY - GEN AU - Alkyldiz, V. TI - Systematic errors in surface and upper lows in the ECMWF operational spectral model (T106) during winter 1985/86 compared with corresponding errors in the T63 model T2 - ECMWF Technical Memorandum VL - 130 PY - 1986/// CY - Reading PB - ECMWF KW - MODELOS MATEMATICOS KW - IM ER -